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Perseids 2012: visual data quicklook

Introduction

This page shows automated results of the Perseids 2012, based on visual observations reported by citizen scientists through the report form of the International Meteor Organization (IMO). The information on this page is generated automatically; for scientific use please refer to manual analyses published in scientific journals (such as WGN). Send your feedback regarding this page to Geert Barentsen.

Page contents:

Immy Activity profile
Immy 11-12 August in detail (NEW)
Immy Observer statistics
Immy Data access
Immy Credits and references

Note that the data will finally go into the Visual Meteor Database (VMDB) with manual inspection and rectifications. We are curretly completing the files of 2008-2011. The VMDB is an enormous project - any help will be greatly appreciated.

Page generated: 2012 October 22 at 21:05 UTC.

Activity profile

The graph below shows the ZHR (Zenithal Hourly Rate), which is the number of meteors an observer would see under a very dark sky with the radiant of the shower in zenith.
ZHRmax = 122 based on 27539 Perseids reported in 3981 intervals, assuming population index r = 2.0

ZHR graph

Time (UTC)Solarlon nINT nPER ZHR Particle density
2012-07-10 14:51 108.566 3 1 2±1 2 / 109·km3
2012-07-16 06:56 113.975 33 40 9±1 9 / 109·km3
2012-07-18 10:25 116.022 70 117 10±1 9 / 109·km3
2012-07-21 15:42 119.096 24 45 6±1 6 / 109·km3
2012-07-24 11:39 121.801 62 146 7±1 7 / 109·km3
2012-07-27 10:48 124.633 54 175 11±1 10 / 109·km3
2012-07-29 18:49 126.864 50 108 8±1 8 / 109·km3
2012-08-04 03:13 131.980 23 34 12±2 11 / 109·km3
2012-08-07 17:19 135.415 74 154 15±1 14 / 109·km3
2012-08-08 21:40 136.548 44 200 21±1 20 / 109·km3
2012-08-08 23:55 136.638 74 202 14±1 13 / 109·km3
2012-08-09 16:53 137.316 52 200 29±2 27 / 109·km3
2012-08-09 21:58 137.519 77 229 20±1 19 / 109·km3
2012-08-10 15:15 138.210 46 205 28±2 26 / 109·km3
2012-08-10 21:50 138.473 112 611 30±1 28 / 109·km3
2012-08-10 23:41 138.547 81 653 31±1 29 / 109·km3
2012-08-11 01:46 138.630 30 204 44±3 42 / 109·km3
2012-08-11 10:51 138.993 20 204 48±3 45 / 109·km3
2012-08-11 19:16 139.330 36 200 56±4 53 / 109·km3
2012-08-11 21:29 139.419 217 1502 57±1 54 / 109·km3
2012-08-11 23:16 139.490 335 2744 65±1 61 / 109·km3
2012-08-12 01:07 139.563 238 2466 77±2 73 / 109·km3
2012-08-12 02:55 139.636 19 202 86±6 81 / 109·km3
2012-08-12 05:44 139.748 23 252 111±7 105 / 109·km3
2012-08-12 07:48 139.831 26 280 78±5 74 / 109·km3
2012-08-12 09:55 139.916 24 264 73±4 69 / 109·km3
2012-08-12 11:57 139.997 22 201 86±6 81 / 109·km3
2012-08-12 15:50 140.152 33 228 122±8 115 / 109·km3
2012-08-12 17:39 140.225 57 493 96±4 91 / 109·km3
2012-08-12 20:08 140.324 195 1467 78±2 74 / 109·km3
2012-08-12 21:40 140.386 427 3674 71±1 67 / 109·km3
2012-08-12 23:43 140.468 365 3632 68±1 64 / 109·km3
2012-08-13 01:30 140.539 209 2120 66±1 62 / 109·km3
2012-08-13 05:56 140.716 28 202 47±3 44 / 109·km3
2012-08-13 14:23 141.054 37 202 58±4 55 / 109·km3
2012-08-13 19:57 141.277 29 200 48±3 45 / 109·km3
2012-08-13 21:25 141.336 54 467 42±2 40 / 109·km3
2012-08-13 23:35 141.423 75 562 35±1 33 / 109·km3
2012-08-14 01:27 141.497 47 392 36±2 34 / 109·km3
2012-08-14 19:52 142.235 52 200 34±2 32 / 109·km3
2012-08-14 22:44 142.350 87 355 23±1 22 / 109·km3
2012-08-15 00:44 142.430 60 466 26±1 25 / 109·km3
2012-08-15 14:48 142.994 48 207 20±1 19 / 109·km3
2012-08-16 06:17 143.614 46 202 15±1 14 / 109·km3
2012-08-17 14:44 144.914 67 203 9±1 9 / 109·km3
2012-08-18 00:17 145.297 52 201 8±1 8 / 109·km3
2012-08-18 23:56 146.245 61 200 7±0 7 / 109·km3
2012-08-20 16:38 147.878 46 149 9±1 9 / 109·km3
2012-08-23 09:46 150.493 32 76 6±1 6 / 109·km3
2012-08-25 21:56 152.910 5 2 2±1 2 / 109·km3

The reported intervals are automatically added together into the bins shown above, based on the number of meteors and the distribution of the intervals. For each bin, the following parameters are computed:

11-12 August in detail

ZHR graph

Time (UTC)Solarlon nINT nPER ZHR Particle density
2012-08-11 18:50 139.312 50 301 64±4 60 / 109·km3
2012-08-11 20:50 139.392 53 304 47±3 44 / 109·km3
2012-08-11 21:22 139.414 41 300 65±4 61 / 109·km3
2012-08-11 21:39 139.425 39 300 52±3 49 / 109·km3
2012-08-11 21:57 139.437 43 308 62±4 59 / 109·km3
2012-08-11 22:13 139.447 38 303 60±3 57 / 109·km3
2012-08-11 22:29 139.458 44 303 58±3 55 / 109·km3
2012-08-11 22:44 139.469 32 301 67±4 63 / 109·km3
2012-08-11 22:56 139.476 33 309 60±3 57 / 109·km3
2012-08-11 23:09 139.485 39 314 65±4 61 / 109·km3
2012-08-11 23:23 139.494 38 303 70±4 66 / 109·km3
2012-08-11 23:37 139.504 33 307 78±4 74 / 109·km3
2012-08-11 23:51 139.513 36 301 67±4 63 / 109·km3
2012-08-12 00:06 139.523 37 305 57±3 54 / 109·km3
2012-08-12 00:18 139.531 33 303 82±5 77 / 109·km3
2012-08-12 00:32 139.541 33 303 73±4 69 / 109·km3
2012-08-12 00:44 139.549 34 301 64±4 60 / 109·km3
2012-08-12 00:59 139.559 34 305 71±4 67 / 109·km3
2012-08-12 01:12 139.567 26 311 82±5 77 / 109·km3
2012-08-12 01:24 139.575 27 306 71±4 67 / 109·km3
2012-08-12 01:38 139.584 25 301 96±6 91 / 109·km3
2012-08-12 01:52 139.594 24 304 89±5 84 / 109·km3
2012-08-12 02:53 139.634 27 300 82±5 77 / 109·km3
2012-08-12 06:12 139.767 28 300 96±6 91 / 109·km3
2012-08-12 08:31 139.860 28 317 78±4 74 / 109·km3
2012-08-12 10:55 139.955 29 300 74±4 70 / 109·km3
2012-08-12 15:34 140.142 42 309 121±7 114 / 109·km3
2012-08-12 17:31 140.220 34 303 98±6 93 / 109·km3
2012-08-12 18:50 140.272 35 302 80±5 76 / 109·km3
2012-08-12 19:50 140.312 37 302 73±4 69 / 109·km3
2012-08-12 20:10 140.326 42 302 83±5 78 / 109·km3
2012-08-12 20:24 140.335 41 312 82±5 77 / 109·km3
2012-08-12 20:37 140.344 40 306 78±4 74 / 109·km3
2012-08-12 20:48 140.351 42 302 62±4 59 / 109·km3
2012-08-12 20:58 140.358 37 300 78±4 74 / 109·km3
2012-08-12 21:10 140.366 43 308 70±4 66 / 109·km3
2012-08-12 21:20 140.372 29 307 82±5 77 / 109·km3
2012-08-12 21:30 140.379 39 308 73±4 69 / 109·km3
2012-08-12 21:42 140.387 39 310 62±4 59 / 109·km3
2012-08-12 21:52 140.394 40 310 68±4 64 / 109·km3
2012-08-12 22:02 140.401 26 312 84±5 79 / 109·km3
2012-08-12 22:08 140.404 26 304 94±5 89 / 109·km3
2012-08-12 22:17 140.411 30 304 60±3 57 / 109·km3
2012-08-12 22:26 140.417 31 300 72±4 68 / 109·km3
2012-08-12 22:38 140.425 38 314 64±4 60 / 109·km3
2012-08-12 22:51 140.433 34 302 66±4 62 / 109·km3
2012-08-12 23:02 140.440 36 302 73±4 69 / 109·km3
2012-08-12 23:12 140.447 31 333 63±3 60 / 109·km3
2012-08-12 23:23 140.454 23 305 70±4 66 / 109·km3
2012-08-12 23:31 140.460 27 316 64±4 60 / 109·km3
2012-08-12 23:42 140.467 36 306 66±4 62 / 109·km3
2012-08-12 23:54 140.475 30 314 68±4 64 / 109·km3
2012-08-13 00:05 140.483 32 304 77±4 73 / 109·km3
2012-08-13 00:14 140.489 29 306 81±5 77 / 109·km3
2012-08-13 00:24 140.495 29 303 66±4 62 / 109·km3
2012-08-13 00:34 140.502 30 304 59±3 56 / 109·km3
2012-08-13 00:46 140.509 28 310 69±4 65 / 109·km3
2012-08-13 00:57 140.517 27 300 69±4 65 / 109·km3
2012-08-13 01:11 140.526 29 307 71±4 67 / 109·km3
2012-08-13 01:26 140.536 27 308 62±4 59 / 109·km3
2012-08-13 01:40 140.546 32 316 66±4 62 / 109·km3
2012-08-13 01:56 140.557 30 305 63±4 60 / 109·km3
2012-08-13 03:39 140.625 44 305 46±3 43 / 109·km3
2012-08-13 07:43 140.788 18 143 43±4 41 / 109·km3

Observer statistics

Data has been received from 269 observers in 37 countries. Thank you for your efforts!

Spatial distribution of observers

Note: click on the map for an interactive version.

Spatial distribution

Temporal distribution of observers

Temporal distribution

Table of observers

ObserverCountryTeffnPER
Karina Abrosimova Russia 1.8h 119
Tomasz Adam Poland 3.58h 13
Vladislav Agletdinov Russia 0.43h 2
Chinenov Aleksey Russia 2.00h 40
Mina Alizadeh Iran 0.40h 5
Hamed Altafi Iran 1.66h 11
Sofiya Anikevich Belarus 3.24h 17
Joanna Antosik Poland 5.25h 113
Rainer Arlt Germany 4.30h 109
Stela Arlt Germany 0.97h 15
Arash Arsanjani Iran 1.08h 26
Tom Axelsen Denmark 1.72h 69
Reza Azadeh Iran 1.00h 18
Pierre Bader Germany 27.28h 220
Pierre Bader Germany 1.35h 40
Vega Bai China 1.70h 23
János Bakos Hungary 4.21h 78
Janos Bakos Hungary 5.86h 275
Attila Bathó Hungary 0.95h 20
Sara Belejova Slovakia 5.08h 57
Zora Beljic Serbia 3.40h 47
Patrick Benson United States 3.04h 26
Alexey Berezhnoy Russia 0.45h 4
Jean-marie Biets Belgium 5.5h 72
Longji Bing China 0.33h 4
Martina Bírosíková Slovakia 0.50h 5
Milesa Blagojevic Serbia 5.64h 223
Zoltan Blumberger Hungary 0.67h 4
Nina Bogdanovic Serbia 5.48h 56
Nina Bogdanovic Serbia 1.83h 10
Maksimilijan Boskovic Serbia 11.25h 147
Steven Brown United Kingdom 2.00h 21
Mccurdy Bruce Canada 1.10h 4
Ivan Bryukhanov Belarus 2h 12
Andreas Buchmann Switzerland 1.25h 19
Igor Bukva Serbia 20.32h 317
Lukás Bulko Slovakia 1.74h 72
Alexandr Burday Ukraine 2.41h 74
Vasko Cacanoski Macedonia 1.42h 62
Yingyi Cao China 0.54h 7
Dengcheng Chen China 1.20h 22
Simiao Cheng China 3.42h 95
Tianzeng Chen China 2.63h 41
Nicolae Adrian Corlaci Romania 16.41h 173
Nicolae Adrian Corlaci Romania 0.50h 7
Daniel Cosovanu Romania 5.86h 25
Ilie Cosovanu Romania 4.68h 27
Lucian Cosovanu Romania 5.22h 9
Vasile Cosovanu Romania 0.08h 1
Tibor Csörgei Slovakia 8.15h 176
Anderson Dantas Brazil 2.26h 6
Martin Dana Czech Republic 1.35h 34
Biljana Davidovic Serbia 3.40h 101
Goedele Deconinck Belgium 6.85h 73
Michel Deconinck France 4.87h 28
C B Devgun India 1.6h 21
Alexandra Deyneka Ukraine 3.1h 92
Jose Vicente Diaz Martinez Spain 2h 12
Sietse Dijkstra Netherlands 2.12h 3
Sara Djurdjevic Serbia 7.34h 48
Elena Domraheva Russia 1.24h 25
Elena Domraheva Russia 1.00h 3
Vladimir Dosovic Serbia 17.25h 212
Vladimir Dososvic Serbia 2.00h 30
Vladimir Dosovic Serbia 1.83h 10
Jozef Drga Slovakia 0.95h 37
Audrius Dubietis Lithuania 1.98h 40
Jaros?aw Dygos Poland 14.01h 71
Motahareh Ebrahimi Iran 2.65h 47
Balázs Eigner Hungary 0.43h 7
Frank Enzlein Germany 4.82h 137
Taravat Ershadi Iran 1.50h 27
Egor Fadeev Russia 4h 69
Tomasz Fajfer Poland 1.67h 52
Reyhaneh Fallah Iran 1.35h 25
Alexandr Fetisov Russia 0.75h 6
Balázs Fodor Hungary 1.74h 27
Balazs Fodor Hungary 0.67h 23
Zsuzsanna Fricska Hungary 1.04h 1
Stefan Fuks Serbia 20.62h 348
Ivanka Getsova Bulgaria 11.63h 118
Maria Gimova Slovakia 1.77h 15
William Godley United States 6.24h 56
Stevan Golubovic Serbia 17.52h 182
Jose Gomez Castano Spain 1.00h 16
Svetlana Goncova Ukraine 7.51h 60
Mitja Govedi? Slovenia 7.37h 154
Ljubica Grasic Serbia 20.35h 632
Shy Halatzi Israel 1.57h 53
Oliver Hanke Germany 5.45h 175
Joost Hartman Netherlands 4.33h 79
Amir Hasanzadeh Iran 2.37h 39
Carl Hergenrother United States 0.95h 31
Kamil Hornoch Czech Republic 22.74h 841
Dilyan Hristov Bulgaria 2.34h 92
Dilyan Hristov Bulgaria 2.73h 18
Chengyun Huang China 2.24h 25
Milos Igrutinovic Serbia 2.86h 64
Stanislav Simkovic Slovakia 1.50h 8
Lars Jacobs Belgium 6.01h 115
Gerg? Jakab Hungary 0.01h 1
Gergo Jakab Hungary 6.3h 23
Milada Jakubecova Slovakia 4.08h 55
Carl Johannink Germany 10.22h 312
Karoly Jonas Hungary 14.02h 260
Javor Kac Slovenia 42.95h 673
Mario Kadl?ík Germany 4h 17
Csilla Kalup Hungary 5.05h 84
Desislava Kalaidjieva Bulgaria 4h 56
Dzmitry Kananovich Estonia 1.17h 18
Jozef Karlik Slovakia 1.00h 6
Jonas Kaspariunas Lithuania 2.33h 122
Masoume Kazemi Iran 2.63h 47
Roy Keeris Netherlands 3.41h 71
Tamás Sándor Kiss Hungary 1.9h 3
Zdenek Komarek Slovakia 4.07h 38
Tamas Koros Hungary 1.94h 6
Zoltan Tamas Koros Hungary 2.43h 1
Andrija Kostic Serbia 14.7h 301
Roman Kostenko Ukraine 1.00h 3
Ralf Koschack Germany 8.97h 406
Jozef Kovac Slovakia 11.47h 369
Martina Krivosová Slovakia 1.74h 45
Pál Csaba K?rös Hungary 1.04h 1
Marina Kychyzhyyeva Ukraine 1.26h 3
Maryna Kychyzhyyeva Ukraine 3.45h 54
Martin Labudík Slovakia 1.50h 10
Martin Labudik Slovakia 1.75h 18
Greet Lembregts Belgium 10.67h 156
Jan Lembregts Belgium 10.36h 179
[-tomasz Lenart Poland 1.00h 5
Tomasz Lenart Poland 7.04h 42
Anna Levin Israel 18.45h 434
Anglin Li China 1.34h 53
Michael Linnolt United States 1.00h 9
Junda Liu China 1.00h 1
Sizhuang Liu China 2.13h 77
Yawei Liu China 1.02h 31
Zixuan Liu China 1.00h 25
Tomasz Lojek Poland 7.05h 75
Cosovanu Lucian Romania 0.87h 12
Robert Lunsford United States 6.83h 179
Chengfeng Luo China 0.37h 5
Liya Luo China 1.00h 24
Alexandr Maidik Ukraine 42.5h 235
Boris Majic Serbia 7.85h 186
Boris Majic Serbia 2.11h 24
Veikko Mäkelä Finland 1.70h 43
Qiang Ma China 3h 40
Antonio Martinez Picar Spain 1.66h 9
Claudia Marka Germany 2.61h 45
Pierre Martin Canada 7.01h 212
Mikhail Maslov Russia 5.12h 191
Alastair Mcbeath United Kingdom 5h 20
Bruce Mccurdy Canada 7.1h 164
Marco Micheli Italy 1.88h 71
Samuel Michalanský Slovakia 1.77h 19
Andjelka Milovanovic Serbia 3.06h 82
Barbara Milovanovic Serbia 3.06h 76
Damnjan Milic Serbia 3.40h 155
Tijana Milenkovic Serbia 0.84h 10
Vladislava Milic Serbia 2.72h 86
Artem Mirgorod Ukraine 1.5h 11
Alexandra Molnar Hungary 5.89h 11
Sirko Molau Germany 7.55h 342
Porya Momen Iran 2.40h 27
Alexsandr Morozov Russia 7.85h 57
Konstantin Morozov Belarus 18.5h 217
Marian Mraz Slovakia 3.07h 31
Daniel Muller Hungary 4.36h 16
Umberto Mule Stagno Malta 5.00h 147
Maciek Myszkiewicz Poland 52.12h 398
Adrienn Nagy Hungary 5.11h 193
Rafael Neumann Germany 5.89h 70
Michael Nolle Malta 2.00h 32
Artyom Novichonok Russia 7.14h 91
Dimitrie Olenici Romania 1.33h 20
Klemen ?otar Slovenia 2.67h 69
Jan Otrekal Slovakia 9.11h 84
Michal Palo Slovakia 4.08h 39
Igor Parnahaj Slovakia 1.88h 23
Jaroslav Pastorek Slovakia 3.25h 45
Pavol Pastor Slovakia 9.79h 283
Dusan Pavlovic Serbia 2.38h 67
Elizabet Petkova Bulgaria 7.04h 85
Krzysztof Pieszczoch Poland 11.64h 189
Krzysztof Pieszczoch Poland 5.26h 10
Krzysztof Polakowski Poland 3.26h 110
Kristina Popovic Serbia 2.04h 39
Mina Pourkhatun Iran 1.00h 31
Jelena Prokic Serbia 2.55h 63
Szaniszló Prohászka Hungary 2.49h 22
Sasha Prokofyev Russia 1.48h 28
Szaniszlo Prohaszka Hungary 3.53h 28
Constantin Psenitchi Romania 0.91h 5
Costantin Psenitchi Romania 1.75h 25
Milo? Radulovi? Serbia 6.34h 30
Simona Radeva Bulgaria 1.00h 0
Ella Ratz Israel 9.9h 206
Anna Rieth Hungary 1.50h 6
Bohu? Ro?ko Slovakia 1.88h 39
Boris Ro?ko Slovakia 1.77h 27
Vladimir Romanov Russia 2.33h 3
Raluca Rufu Israel 16.99h 349
Agnieszka Ruminska Poland 3.62h 51
Hojjat Sadat Hosseini Iran 0.88h 22
Tamas Santa Hungary 5.51h 87
Tamás Sánta Hungary 0.53h 9
Kitti Sazbó Hungary 2.19h 48
Alex Scholten Netherlands 1.85h 70
Christian Schmiel Germany 4.31h 93
Kai Schultze Germany 8.26h 337
Matej Schwartz Slovakia 3.07h 26
Ivan Sergey Belarus 6.23h 94
Eklil Shomali Iran 1.45h 18
Costantino Sigismondi Italy 2.73h 35
Urmas Sisask Estonia 2.00h 69
Marcin Skaslski Poland 5.40h 201
Marcin Skalski Poland 12.6h 78
Andrzej Skoczewski Poland 9.67h 83
Katarina Skopalova Slovakia 4.07h 21
Vesna Slavkovi? Serbia 10.59h 65
Wout Smellenbergh Belgium 4.64h 35
Mina Soleymanian Iran 1.00h 17
Ulrich Sperberg Germany 10.65h 218
Biljana Stankovic Serbia 1.57h 44
Irina Stanisic Serbia 2.19h 11
Predrag Stamenkovic Serbia 13.14h 121
Sergey Stariy Ukraine 1.77h 57
Anton Stipec Croatia 3.26h 154
Martin Stojanovski Macedonia 2.72h 125
Nikola Stojanovic Serbia 17.9h 298
Nikola Stojanovic Serbia 2.76h 15
Wesley Stone United States 5.32h 152
Jury Suetin Russia 0.75h 11
Fengwu Sun China 0.89h 24
Yuhong Sun China 1.70h 62
Matej Sustr Slovakia 2.28h 74
Pavel Svozil Czech Republic 1.41h 51
Adam Szabo Hungary 9.83h 415
Kitti Szabó Hungary 4.65h 111
Richard Taibi United States 2.98h 35
Hanjie Tan China 2.45h 41
Ilan Tchenak Israel 14.94h 311
Tamara Tchenak Israel 16.77h 315
Csilla Tepliczky Hungary 28.43h 381
Istvan Tepliczky Hungary 2.59h 64
Xin Tian China 0.95h 14
Miroslav Tirpak Slovakia 1.88h 43
Terrence Ross United States 73.95h 561
Christoph Gerber Germany 25.58h 296
Jakub Koukal Czech Republic 11.92h 317
Jurgen Rendtel Germany 29.77h 400
Branislav Savic Serbia 21.12h 408
Anatoliy Vasylenko Ukraine 8.35h 62
Michel Vandeputte Belgium 56.86h 898
Koen Miskotte Netherlands 24.27h 468
Vilem Heblik Czech Republic 23.7h 328
Salvador Aguirre Mexico 4.8h 85
Nela Todorovic Serbia 7.24h 77
Rafael Ruben Torregrosa Soler Spain 2.75h 50
Raul Truta Romania 2.92h 118
Pawel Trybus Poland 1.00h 26
Anton Tuul Estonia 1.83h 27
Shigeo Uchiyama Japan 1.75h 62
Sperberg Ulrich Germany 2.05h 14
Hillar Uudevald Estonia 0.84h 18
Alexandra Vancea Romania 2.09h 27
Erwin Van Ballegoij Netherlands 1.27h 21
Hendrik Vandenbruaene Belgium 3.3h 79
Peter Van Leuteren Netherlands 17.35h 432
Wienie Van Der Oord Israel 6.98h 103
Betina Vasileva Bulgaria 11h 127
Valentin Velkov Bulgaria 4.42h 78
Jan Verbert Belgium 6.77h 84
Benjámin Vigh Hungary 2.22h 35
Benjamin Vigh Hungary 4.51h 47
Anna Vlasova Russia 1.00h 35
Alla Volkova Ukraine 1.49h 6
Sabine Waechter Germany 1.23h 4
Ewa Wala Poland 10.1h 138
Helena Walter Hungary 4.07h 17
Gege Wang China 0.89h 28
Yuankun Wang United States 1.18h 14
William Watson United States 21.3h 185
Xiaofan Wei China 1.50h 46
Oliver Wusk Germany 7.82h 139
Yanjie Wu China 1.02h 50
Wenwen Xiao China 1.00h 20
Qi Xin China 0.60h 16
Yulia Yancheva Bulgaria 2.77h 76
Oleg Yavorski Russia 1.41h 31
Raziyeh Zahedi Iran 1.50h 25
Ana Zegarac Serbia 12.6h 220
Weizhou Zeng China 2.89h 38
Junyan Zhang China 2.25h 49
Nianfeng Zhang China 0.51h 6
Pavel Zhavoronkov Russia 2.00h 33
Przemyslaw Zoladek Poland 11.1h 177

Data access

Create your own analysis. The files below can be opened using Excel:
per2012_rate.csv (number of meteors per interval per observer)
per2012_magn.csv (number of meteors per magnitude bin per observer)

Credits and references

The information on this page may be distributed freely provided credit is given to the International Meteor Organization (IMO) and, when possible, to the individual observers. The computer facilities to generate this page are provided by ESA/RSSD and Armagh Observatory.

References:

  1. Rendtel J. and Arlt R., editors (2009). Handbook for meteor observations; Chapter 9, Analyses and Calculations. International Meteor Organization. ISBN 978-2-87355-020-2.
  2. Koschack R., Rendtel J. (1990). Determination of spatial number density and mass index from visual meteor observations (II). WGN 18, 119-140.