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Images - Session 1413 (2026-03-29)
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Objects Session Notes
Jupiter - Planet 10P/Tempel - Comet (non-detection) 29P/Schwassmann-Wachmann - Comet C/2025 L1 (ATLAS) - Comet (non-detection) 2025 R3 (PANSTARRS) - Comet KIC 8462852 - Variable Star (Tabby's Star, Boyajian's Star, WTF Star) AT 2025acsf - Type CV? Transient AT 2026cpv - Type HPM Transient AT 2026gzl - Type CV? Transient Berkeley 51 - Open Cluster M51 - Spiral Galaxy NGC 7292 - Irregular Galaxy with Type II Supernova 2026fov UGC 622 - Spiral Galaxy with Transient AT 2026epv (non-detection) - Jupiter (BVHa) and M35 (ShCap) attempts failed (due to wind) Variable Stars (photometric monitoring) - Z And, SY Cnc, YZ Cnc, T CrB, SS Cyg, BL Lac, RR Leo, CY Lyr, KIC 8462852 (Tabby's Star) Nearby Stars (astrometric monitoring) - HH And (Ross 248), Barnard's Star, 61 Cyg, Groombridge 34, EV Lac (GJ 873)
- All-Night Session (7.7 hr). Strong wind - 12" LX200 + ST-10XME for imaging - TS 80mm APO + ZWO ASI178MC for guiding & imaging - Ambient Temperature: 3.5°C (min) - CCD Temperature: -20°C - Notes from 2026-03-29 >> - -
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Jupiter - 2026-03-29 (passing through Gemini) Sun Distance 5.24 AU Earth Distance 5.04 AU (753.6 million km) |
| Jupiter Moons |
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Annotated CCD Image (100% size, linear scale, cropped)
2 x 0.2s exposure (average combine), 3x3 binning, V Filter 2026-03-29 22:37 UT (#1413056-57) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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10P/Tempel - 2026-03-30 (passing through Serpens) Sun Distance 1.89 AU Earth Distance 1.50 AU (224.2 million km) Expected position of comet (not visible) is indicated by white circle Poor quality image (due to poor seeing / wind) |
10P/Tempel - 2026-03-30 Detail
Autoguided on offset star using PHD2 with Lock Shift set at the comet's rate of motion (Ra 72.2 arcsec/hr, Dec 6.0 arcsec/hr) Expected position of comet (not visible) is indicated by white cross-hairs |
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Annotated CCD Image (50% size, square root scale)
2 x 180s exposure (average combine), 3x3 binning, Clear Filter 2026-03-30 03:31 UT (#1413248-50) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Annotated CCD Image (125% size, square root scale, cropped)
Image details as left |
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| Images of Comet_10P_Tempel on Comets 2026 Page >> | ||
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29P/Schwassmann-Wachmann - 2026-03-29 (passing through Leo) Sun Distance 6.31 AU Earth Distance 5.37 AU (803.4 million km) Poor quality image (due bright moonlit sky background) |
29P/Schwassmann-Wachmann - 2026-03-29 Detail
Autoguided on offset star using PHD2 with Lock Shift set at the comet's rate of motion (Ra -14.3 arcsec/hr, Dec 5.7 arcsec/hr) Measured M2 Magnitude +16.08 (Clear Filter) |
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Annotated CCD Image (50% size, square root scale)
7 x 90s exposure (average combine), 3x3 binning, Clear Filter 2026-03-29 21:15 UT (#1413032-38) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Annotated CCD Image (125% size, square root scale, cropped)
Image details as left |
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| Images of Comet_29P_Schwassmann-Wachmann on Comets 2026 Page >> | ||
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C/2025 L1 (ATLAS) - 2026-03-29 (passing through Bootes) Sun Distance 1.95 AU Earth Distance 1.12 AU (167.8 million km) Expected position of comet (not visible) is shown by white circle |
C/2025 L1 (ATLAS) - 2026-03-29 Detail
Autoguided on offset star using PHD2 with Lock Shift set at the comet's rate of motion (Ra -113.7 arcsec/hr, Dec 185.5 arcsec/hr) |
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Annotated CCD Image (50% size, square root scale)
5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2026-03-29 22:59 UT (#1413094-101) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Annotated CCD Image (100% size, square root scale, cropped)
5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2026-03-29 22:59 UT (#1413094-101) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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| Images of C2025_L1_ATLAS on Comets 2026 Page >> | ||
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C/2025 R3 (PANSTARRS) - 2026-03-30 (passing through Pegasus) Sun Distance 0.70 AU Earth Distance 1.31 AU (195.8 million km) |
C/2025 R3 (PANSTARRS) - 2026-03-30 Detail
Autoguided on offset star using PHD2 with Lock Shift set at the comet's rate of motion (Ra 43.5 arcsec/hr, Dec 8.2 arcsec/hr) |
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Annotated CCD Image (50% size, log scale)
3 x 60s exposure (average combine), 3x3 binning, Clear Filter 2026-03-30 03:49 UT (#1413262-64) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Annotated CCD Image (100% size, log scale, cropped)
8 x 60s exposure (average combine), 3x3 binning, Clear Filter 2026-03-30 03:52 UT (#1413262-69) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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| Images of C2025_R3_PANSTARRS on Comets 2026 Page >> | ||
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KIC 8462852 (Cygnus)
Alias: Tabby's Star, Boyajian's Star, WTF Star Star shows large irregular dimmings. 1470 ly. Mag +11.7 |
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KIC 8462852 (Cygnus)
Position of earlier transient (distinct) is shown by white cross-hairs Measured Magnitude +11.60 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped)
3 x 60s exposure (average combine), 3x3 binning, V Filter 2026-03-29 23:26 UT (#1413106-08) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2025acsf (Lacerta)
AT 2025acsf (Type: CV?) discovered 2025-11-07.681 UT by XOSS Alias: KATS25V005, TCP J22003659+4128383 Discovery Magnitude 16.87 (Clear- Filter) vs Prior Non-Detection Limiting Magnitude ( Filter) Cataclysmic variable candidate classified by XOSS. Details can be found at http://xjltp.china-vo.org/kats25v005.html ( TNS 2025acsf ) |
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AT 2025acsf - 2026-03-30 (T+142.4d)
Image below (2026-03-30.032) was taken 142.4 days after discovery of 2025acsf Position of earlier transient (very faint) is shown by white cross-hairs Poor quality image (due to poor seeing) |
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Annotated CCD Image (100% size, linear scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2026-03-30 00:55 UT (#1413156-60) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
| Images of AT 2025acsf on Transients 2025 Page >> |
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AT 2026cpv (Cygnus)
AT 2026cpv (Type: HPM) discovered 2026-02-09.508 UT by MASTER Alias: MASTER OT J192256.61+460501.0 Discovery Magnitude 15.8 (Other- Filter) vs Prior Non-Detection Limiting Magnitude 19.7 (Other- Filter) star with proper motion and with 0.3mag variability per 1 hour ( TNS 2026cpv ) |
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AT 2026cpv - 2026-03-29 (T+48.4d)
Image below (2026-03-29.924) was taken 48.4 days after discovery of 2026cpv Position of earlier transient (faint) is shown by white cross-hairs Measured Magnitude +15.67 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped)
36 x 90s exposure (average combine), 3x3 binning, Clear Filter 2026-03-29 23:48 UT (#1413043-148) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
| Images of AT 2026cpv on Transients 2026 Page >> |
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AT 2026gzl (Ophiuchus)
AT 2026gzl (Type: CV?) discovered 2026-03-23.166 UT by jiashuo Zhang Alias: STSP J173452.99+060429.9 Discovery Magnitude 16.34 (Clear- Filter) vs Prior Non-Detection Limiting Magnitude ( Filter) Group reports the discovery of a candidate dwarf nova. ( TNS 2026gzl ) |
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AT 2026gzl - 2026-03-30 (T+6.9d)
Image below (2026-03-30.065) was taken 6.9 days after discovery of 2026gzl Position of earlier transient (very faint) is shown by white cross-hairs Measured Magnitude +17.06 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2026-03-30 01:43 UT (#1413176-80) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
| Images of AT 2026gzl on Transients 2026 Page >> |
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Berkeley 51 (Cygnus)
[ Open Star Clusters ] |
| Berkeley 51 (Cygnus) |
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Annotated CMOS Image (16% size, linear scale (auto-stretched))
30 x 10s exposure (average combine), 1x1 binning, gain 75, OSC 2026-03-30 02:14 UT (#) TS 80mm APO + ZWO ASI178MC Auto-guided using 12" LX200R + ST-10XME & PHD2 |
| Berkeley 51 - Detail |
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Annotated CMOS Image (50% size, linear scale (auto-stretched), cropped)
30 x 10s exposure (average combine), 1x1 binning, gain 75, OSC 2026-03-30 02:14 UT (#) TS 80mm APO + ZWO ASI178MC Auto-guided using 12" LX200R + ST-10XME & PHD2 |
| Berkeley 51 - Earlier Image (2026-03-08) |
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Annotated CMOS Image (16% size, linear scale (auto-stretched))
30 x 10s exposure (average combine), 1x1 binning, gain 375, OSC 2026-03-08 04:01 UT (#) TS 80mm APO + ZWO ASI178MC Auto-guided using 12" LX200R + ST-10XME Captured using SharpCap 3.2, Processed using SiriL 1.4.2 |
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M51 (Canes Venatici)
[ Messier Objects ] |
| M51 (Canes Venatici) |
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Annotated CMOS Image (16% size, linear scale (auto-stretched))
30 x 60s exposure (average combine), 1x1 binning, gain 200, OSC 2026-03-29 22:57 UT (#) TS 80mm APO + ZWO ASI178MC Auto-guided using 12" LX200R + ST-10XME & PHD2 |
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M51 - Detail
15 mins total exposure time (80mm TS80 at f/6) |
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CMOS Image (50% size, linear scale (auto-stretched), cropped)
Image details as above |
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M51 - Earlier Image (Feb 2020)
27 mins total exposure (12" LX200 at f/10.4) Taken with Optolong L-eNhance dual narrowband filter |
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CCD Image (100% size, logscale, cropped
9 x 180s exposure (average combine), 3x3 binning, DB Filter 2020-02-02 01:11 UT (#749172-80 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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NGC 7292 with SN 2026fov (Pegasus)
SN 2026fov (Type: II) discovered 2026-03-14.851 UT by Koichi Itagaki Alias: ZTF26aaltzhc Discovery Magnitude 13.5 (Clear- Filter) vs Prior Non-Detection Limiting Magnitude ( Filter) 0.35-m F/11 + CCD (KAF-1001E) unfiltered ( TNS 2026fov ) [ Irregular Galaxies ] |
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NGC 7292 with SN 2026fov - 2026-03-30 (T+15.3d)
Image below (2026-03-30.106) was taken 15.3 days after discovery of 2026fov Position of earlier supernova (distinct) is shown by white cross-hairs Measured Magnitude +13.98 (Clear Filter) |
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Annotated CCD Image (125% size, square root scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2026-03-30 02:41 UT (#1413217-21) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
| Images of SN 2026fov (in NGC 7292) on Supernovae 2026 Page >> |
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UGC 622 with AT 2026epv (Andromeda)
AT 2026epv (Type: unk) discovered 2026-02-27.000 UT by Giancarlo Cortini Discovery Magnitude 17.5 (Clear- Filter) vs Prior Non-Detection Limiting Magnitude ( Filter) Possible discovery by Giancarlo Cortini at Monte Maggiore Observatory Predappio Italy Discovery date Feb 27 18:30 UT ( TNS 2026epv ) |
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UGC 622 with AT 2026epv - 2026-03-30 (T+31.1d)
Image below (2026-03-30.122) was taken 31.1 days after discovery of 2026epv Position of earlier transient (not visible) is shown by white cross-hairs Non-Detection Limiting Magnitude +18.6 (Clear Filter) |
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Annotated CCD Image (150% size, square root scale, cropped)
4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2026-03-30 03:02 UT (#1413224-28) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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UGC 622 with AT 2026epv - Earlier Image, 2026-03-06 (T+7.8d)
Image below (2026-03-06.847) was taken 7.8 days after discovery of 2026epv Position of earlier transient (faint) is shown by white cross-hairs Estimated Magnitude +16.6 (Clear Filter) |
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Annotated CCD Image (150% size, square root scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2026-03-06 20:29 UT (#1401031-35) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
| Images of AT 2026epv on Transients 2026 Page >> |
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KIC 8462852 (Cygnus)
Alias: Tabby's Star, Boyajian's Star, WTF Star Star shows large irregular dimmings. 1470 ly. Mag +11.7 |
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KIC 8462852 (Cygnus)
Position of earlier transient (distinct) is shown by white cross-hairs Measured Magnitude +11.60 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped)
3 x 60s exposure (average combine), 3x3 binning, V Filter 2026-03-29 23:26 UT (#1413106-08) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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Jupiter - 2026-03-29 (passing through Gemini) Sun Distance 5.24 AU Earth Distance 5.04 AU (753.6 million km) |
| Jupiter Moons |
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Annotated CCD Image (100% size, linear scale, cropped)
2 x 0.2s exposure (average combine), 3x3 binning, V Filter 2026-03-29 22:37 UT (#1413056-57) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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| This Web Page: | Images - Session 1413 (2026-03-29) |
| Last Updated : | 2026-05-22 |
| Site Owner : | David Richards |
| Home Page : | David's Astronomy Web Site |