C/2023 P1 (Nishimura) 2023-09-02 09:28:05UTC (ID:359) 51x4 sec, bin 2 post Scope:C8 FL(mm):2032 Camera:QHY168C dark:y flat:y guided:n filter:L Pro With logarithmic stretch and a little imagination, a tail?. |
C/2023 P1 (Nishimura) 2023-09-01 09:51:13UTC (ID:358) 11x2.13 sec, bin 2 post Scope:C8 FL(mm):2032 Camera:QHY168C dark:n flat:y guided:n filter:L Pro Just before dawn, way too bright! |
C/2022 E3 (ZTF) C/2022 E3 2023-02-12 01:30:48UTC (ID:352) 212x3.75 sec, bin 2 post Scope:C8 FL(mm):2000 Camera:QHY168C dark:y flat:y guided:n filter:L Pro |
C/2017 K2 Comet PanSTARRS 2022-07-11 04:14:52UTC (ID:349) 28x30 sec, bin 1 Scope:C8 w/focal reducer FL(mm):1360 Camera:QHY168C dark:y flat:y guided:y filter:n Lots of moon light Best 28 frames from 75 captures |
C/2017 K2 Comet PanSTARRS 2022-07-07 03:00:00UTC (ID:348) 16x30 sec, bin 2-post Scope:C8 w/focal reducer FL(mm):1360 Camera:QHY168C dark:y flat:y guided:y filter:n Took 42 frames, only used 16 because of poor guiding. C/2017 K2 last year |
C/2017 K2 2021-07-22 04:07:48UTC (ID:331) 19x60 sec, bin 4-post Scope:C12 FL(mm):3048 Camera:QHY168C dark:y flat:y guided:n filter:n Nearly full moon, sky very bright Remove color. |
C/2020 F3 (NEOWISE) C/2020 F3 2020-07-29 02:02:43UTC (ID:307) 33x60 sec, bin 2-post Scope:n/a FL(mm):200 Camera:Canon DSLR dark:y flat:n guided:on comet filter:n DSLR piggybacked on telescope. Guided on comet core. Images before very dark, comet will be in trees shortly. Single 60 second image (second to last). Last image collected shows approaching clouds (and trees). |
C/2020 F3 (NEOWISE) C/2020 F3 2020-07-29 02:00:11UTC (ID:308) 19x120 sec, bin 2-post Scope:C8 FL(mm):2032 Camera:QHY168C dark:y flat:y guided:on comet filter:n Guide on comet core. Not dark yet but trees are coming. Single (final) 120 second frame. |
C/2020 F3 (NEOWISE) C/2020 F3 2020-07-27 02:10:54UTC (ID:309) 9x8 sec, bin 2- post Scope:C8 FL(mm):2032 Camera:QHY168C dark:y flat:y guided:n filter:n Tried to capture before the trees - not very dark yet! |
C/2020 F3 NEOWISE C/2020 F3 2020-07-14 08:14:56UTC (ID:306) 1x15 sec, bin 2- post Scope:C8 FL(mm):1280 Camera:QHY168C dark:y flat:y guided:n filter:n Camera cooler off (oops), discarded color, logarithmic stretch. |
C/2017 T2 (PANSTARRS) near Cocoon Galaxy C/2017 T2 2020-07-01 02:31:13UTC (ID:304) 10x120 sec, bin 2 Scope:C8 FL(mm):2032 Camera:Canon DSLR dark:y flat:y guided:y filter:IR Use DSS to align on both stars and comet. Yuck! Reprocessed where align on galaxy image. Where processed with align on comet. |
C/2017 T2 (PANSTARRS) near Cocoon Galaxy C/2017 T2 2020-07-01 02:31:12UTC (ID:303) 10x120 sec, bin 2 Scope:C8 FL(mm):2032 Camera:Canon DSLR dark:y flat:y guided:y filter:IR Align on comet. Reprocessed where aligned on galaxy image. |
C/2017 T2 (PANSTARRS) near Cocoon Galaxy C/2017 T2 2020-07-01 02:31:11UTC (ID:302) 10x120 sec, bin 2 Scope:C8 FL(mm):1280 Camera:Canon DSLR dark:y flat:y guided:y filter:IR Align on stars, comet is moving past Cocoon Galaxy and NGC4485. Conditions not great, too much haze and moon. Not near enough exposure. North is up, east is to the right. Reprocess with alignment on comet. |
C/2019 Y1 (ATLAS) C/2019 Y1 2020-05-22 02:40:43UTC (ID:300) 4x300 sec, bin 2 Scope:C8 FL(mm):2032 Camera:KAI4021 dark:y flat:y guided:offset filter:n JPL data claims comet is now mag 16 Moral of tonight's experience: Use JPL data for comet location and movement. |
88P / Howell 88P 2020-05-13 03:36:48UTC (ID:298) 5x300 sec, bin 2 Scope:C8 FL(mm):2032 Camera:KAI4021 dark:y flat:y guided:offset filter:n |
C/2017 T2 (PANSTARRS) C/2017 T2 2020-05-05 02:29:40UTC (ID:297) 3x300 sec, bin 2 Scope:C8 FL(mm):2032 Camera:KAI4021 dark:y flat:y guided:offset filter:n Fits with WCS |
C/2019 Y1 (ATLAS) C/2019 Y1 2020-05-05 02:05:59UTC (ID:296) 3x300 sec, bin 2 Scope:C8 FL(mm):2032 Camera:KAI4021 dark:y flat:y guided:offset filter:n PHD2 Comet tracking with MPES parameters (finally got to work) FITS with WCS |
C/2019 Y1 (ATLAS) C/2019 Y1 2020-05-02 02:55:05UTC (ID:295) 10x60 sec, bin 2 Scope:C12Ur FL(mm):3048 Camera:KAI4021 dark:y flat:y guided:y filter:n |
C/2019 Y4 (ATLAS) C/2019 Y4 2020-05-02 02:30:15UTC (ID:294) 13x60 sec, bin 2 Scope:C12Ur FL(mm):3048 Camera:KAI4021 dark:y flat:y guided:n filter:n |
C/2019 Y4 (ATLAS) C/2019 Y4 2020-04-12 01:35:00UTC (ID:293) 4x5 sec, bin 1 Scope:C12Ur FL(mm):3048 Camera:Canon DSLR dark:y flat:y guided:y filter:n Attempted PHD2 comet guiding (failed, again!) |
C/2018 Y1 (Iwamoto) C/2018 Y1 2019-03-26 01:42:00UTC (ID:289) 30x120 sec, bin 2 Scope: FL(mm): Camera: dark:Y flat:Y guided:Y filter:n |
46P - Wirtanen 46P 2018-12-20 01:45:33UTC (ID:286) 7x120 sec, bin 2 Scope: FL(mm): Camera: dark:n flat:n guided:y filter:n Guide on comet |
46P - Wirtanen 46P 2018-12-19 01:56:42UTC (ID:285) 60x10 sec, bin 2 Scope: FL(mm): Camera: dark:n flat:n guided:n filter:n Hot off the press, just combined raw frames, no other processing yet. Single frame with WCS (FITS image) Animated GIF of motion |
21P - Giacobini-Zinner 21P 2018-07-20 02:46:00UTC (ID:284) 10x100 sec, bin 1 Scope: FL(mm): Camera: dark:y flat:y guided:y filter:n PHD-2 Offset Guiding after about 20 minutes of comet training. Non-translation corrected image to show how well comet tracking worked - best so far. (Forgot to check focus, a bit off.) |
21P - Giacobini-Zinner 21P 2018-07-18 03:00:00UTC (ID:283) 20x100 sec, bin 1 Scope: FL(mm): Camera: dark:y flat:y guided:y filter:n PHD-2 Offset Guiding dRA and dDec set to values given at minorplanetcenter.net. Non-translation corrected raw image to show how well comet tracking worked (Yuck!). |
21P - Giacobini-Zinner 21P 2018-07-11 03:14:00UTC (ID:282) 11x100 sec, bin 1 Scope: FL(mm): Camera: dark:y flat:y guided:y filter:n C8 w/focal extender (F6.7) |
C/2015 V2 (Johnson) C/2015 V2 2017-05-17 02:44:12UTC (ID:281) 18x30 sec, bin 2 Scope: FL(mm): Camera: dark:y flat:n guided:y filter:n Al Ureles Observatory 12" SCT |
41P - Tuttle-Giacobini-Kresak Comet 41P 2017-04-15 02:37:46UTC (ID:280) 25x30 sec, bin 2 Scope: FL(mm): Camera: dark:y flat:y guided:y filter:n |
C/2014 W2 PANSTARRS C/2014 W2 2016-03-20 04:54:44UTC (ID:278) 6x300 sec, bin 2 Scope: FL(mm): Camera: dark:y flat:y guided:offset filter:n PH2 offset guiding on stars Moon!!! |
P/2016 BA14 PANSTARRS P/2016 BA14 2016-03-20 02:33:32UTC (ID:276) 3x300 sec, bin 2 Scope: FL(mm): Camera: dark:y flat:y guided:offset filter:n PH2 Offset guiding on stars Lots of moon tonight! |
81P/Wild and M1 81P/Wild 2016-03-20 01:35:25UTC (ID:277) 10x30 sec, bin 2 Scope: FL(mm): Camera: dark:y flat:y guided:y filter:n Stack on comet, slight movement in stars |
C/2013 US10 Catalina C/2013 US10 2016-03-12 03:32:47UTC (ID:275) seexbelow sec, bin 2 Scope: FL(mm): Camera: dark:y flat:y guided:y filter:n 20 - 30sec exposures guiding on star, plus 3 - 300sec exposures using PHD2 offset guiding |
C/2013 X1 PanSTARRS C/2013 X1 2015-11-04 03:01:55UTC (ID:271) 20x30 sec, bin 2 Scope: FL(mm): Camera: dark:y flat:n guided:y filter:n |
C/2014 S2 PanSTARRS C/2014 S2 2015-11-03 04:25:04UTC (ID:273) 11x30 sec, bin 2 Scope: FL(mm): Camera: dark:y flat:y guided:y filter:n |
C/2015 F4 Jacques 2015-07-24 06:00:15UTC (ID:259) 57x30 sec, bin 2 Scope: FL(mm): Camera: dark:y flat:y guided:y filter:n Single image showing starfield |
C/2014 Q2 Lovejoy 2015-07-24 05:24:55UTC (ID:258) 20x30 sec, bin 2 Scope: FL(mm): Camera: dark:y flat:y guided:y filter:n |
C/2014 Q2 Lovejoy 2015-01-29 00:50:11UTC (ID:233) 32x15 sec, bin 2 Scope: FL(mm): Camera: dark:y flat:y guided:y filter:n Again, stretched to try to get the tail, yuck! |
C/2014 Q2 Lovejoy 2015-01-11 01:43:07UTC (ID:228) 17x60 sec, bin 1 Scope: FL(mm): Camera: dark:y flat:n guided:y filter:n Stretched considerably to show the wimpy tail |
C/2014 Q2 Lovejoy 2015-01-11 01:43:06UTC (ID:229) 17x60 sec, bin 1 Scope: FL(mm): Camera: dark:y flat:n guided:y filter:n DSLR - 200mm lens mounted on telescope, resized and cropped |
C/2014 Q2 Lovejoy 2014-12-27 02:56:18UTC (ID:226) ~60x30 sec, bin 2 Scope: FL(mm): Camera: dark:y flat:y guided:y filter:V Moderate skies Small dome Meade 10" (killing time waiting for Jupiter to rise) |
Comet Borisov C/2014 Q3 2014-11-05 23:56:23UTC (ID:216) 53x30 sec, bin 3 Scope: FL(mm): Camera: dark:y flat:y guided:y filter:n Full moon, terrible conditions |
Siding Spring Comet C/2013 A1 2014-10-12 00:06:39UTC (ID:205) 9x30 sec, bin 2 Scope: FL(mm): Camera: dark:y flat:y guided:y filter:V Big Dome 10" Astro Tech RC telescope |
C/2014 E2 Jacques 2014-08-26 03:58:43UTC (ID:195) 8x300 sec, bin 2 Scope: FL(mm): Camera: dark:y flat:y guided:y filter:n Guiding on comet (5s guide camera exposures), log scaling |
C/2014 E2 Jacques 2014-08-25 02:20:57UTC (ID:194) 37x5 sec, bin 2 Scope: FL(mm): Camera: dark:2 flat:2 guided:y filter:n |
C/2012 K1 Pan-STARRS 2014-05-25 02:15:51EDT (ID:157) 5x300 sec, bin 2 Scope: FL(mm): Camera: dark:y flat:y guided:y filter:n Guide on comet - 5s exposure |
C/2012 K1 Pan-STARRS 2014-05-18 23:47:52EDT (ID:151) 4x300 sec, bin 2 Scope: FL(mm): Camera: dark:y flat:y guided:y filter:n Guiding on comet |
C/2012 K1 Pan-STARRS C/2012 K1 2014-05-11 22:24:44EDT (ID:149) 17x30 sec, bin 2 Scope: FL(mm): Camera: dark:y flat:y guided:y filter:n |
C/2012 K1 Pan-STARRS 2014-04-27 22:44:04EDT (ID:148) 19x15 sec, bin 2 Scope: FL(mm): Camera: dark:y flat:y guided:y filter:n |
Comet Oukaimeden C/2013 V5 2014-04-23 21:29:55EDT (ID:137) -x- sec, bin - Scope: FL(mm): Camera: dark:- flat:- guided:- filter:n |
Comet Oukaimeden C/2013 V5 2014-04-23 21:28:55EDT (ID:143) 2x300 sec, bin 2 Scope: FL(mm): Camera: dark:y flat:y guided:y filter:n Fits file |
Comet Oukaimeden C/2013V5 2014-04-20 21:38:17EDT (ID:136) 2x300 sec, bin 2 Scope: FL(mm): Camera: dark:y flat:y guided:y filter:n Fits file |
Comet Oukaimeden C/2013 V5 2014-04-19 21:42:03EDT (ID:131) 2x150 sec, bin 2 Scope: FL(mm): Camera: dark:y flat:y guided:y filter:n Fits file |
ISON 11/20/13 C/2012S1 2013-11-20 06:04:52EDT (ID:117) 5x15 sec, bin 2 Scope: FL(mm): Camera: dark:y flat:y guided:n filter:n Almost dawn |
Lovejoy 11/20/13 C/2013R1 2013-11-20 03:51:19EDT (ID:115) 46x15 sec, bin 2 Scope: FL(mm): Camera: dark:y flat:y guided:n filter:n |
ISON 11/16/13 C/2012 S1 2013-11-16 05:24:06EDT (ID:110) 48x15 sec, bin 2 Scope: FL(mm): Camera: dark:y flat:y guided:n filter:n |
ISON 11/14/13 C/2012S1 2013-11-14 05:06:57EDT (ID:106) 42x15 sec, bin 2 Scope: FL(mm): Camera: dark:y flat:y guided:n filter:n |
ISON 11/11/13 C/2012S1 2013-11-11 04:44:30EDT (ID:104) 44x15 sec, bin 2 Scope: FL(mm): Camera: dark:y flat:y guided:n filter:n A bit out of focus |
Lovejoy 11/11/13 C/2013R1 2013-11-11 03:46:32EDT (ID:105) 10x30 sec, bin 2 Scope: FL(mm): Camera: dark:y flat:y guided:n filter:n Fits file A bit out of focus |
ISON 10/24/13 C/2012S1 2013-10-24 05:21:17EDT (ID:97) 10x30 sec, bin 2 Scope: FL(mm): Camera: dark:y flat:y guided:n filter:n |
Panstarrs Comet C/2011L4 2013-08-14 22:26:13EDT (ID:63) 8x30 sec, bin 2 Scope: FL(mm): Camera: dark:y flat:n guided:n filter:n |
Panstarrs C/2011L4 2013-06-03 23:26:20EDT (ID:42) 8x15 sec, bin 2 Scope: FL(mm): Camera: dark:y flat:y guided:n filter:n |
Panstarrs C/2011L4 2013-05-07 00:18:03EDT (ID:33) 1x15 sec, bin 4 Scope: FL(mm): Camera: dark:y flat:n guided:n filter:n |
Panstarrs C/2011L4 2013-05-01 22:32:36EDT (ID:32) 1x30 sec, bin 2 Scope: FL(mm): Camera: dark:n flat:n guided:n filter:n |