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Images - Session 1306 (2025-03-28)
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Objects Session Notes
M99 - Spiral Galaxy (Pinwheel Nebula) NGC 5957 - Spiral Galaxy with Type Ia Supernova 2025fvw Realtime Pictures from Current/Latest Session >> Variable Stars (photometric monitoring) - None Nearby Stars (astrometric monitoring) - None
- Late night session (7.6hr) - 12" LX200 + ST-10XME for imaging - TS 80mm APO + ZWO ASI178MC for guiding & imaging - Ambient Temperature: 2°C (min) - CCD Temperature: -20°/-25°C - Notes from 2025-03-28 >> -
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| M99 (Coma Berenices) [ Messier Objects ] |
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| Annotated CCD Image (50% size, square root scale) 2 x 180s exposure (average combine), 3x3 binning, Clear Filter 2025-03-29 00:13 UT (#1306065-66) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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| Annotated CCD Image (125% size, square root scale, cropped) Image details as above |
| M99 - Detail |
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| Annotated CCD Image (125% size, square root scale, cropped) Image details as above |
| M99 - Earlier Image (Nov 2009) |
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| CCD Image (linear scale, cropped) 4 x 1 min exposure (average combine), 3x3 binning, C Filter 2009-11-27 06:02 h UT (#400217-21) 12" LX200R (at f/5.7) + ST-10XME |
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NGC 5957 with SN 2025fvw (Serpens) |
| NGC 5957 - Spiral Galaxy with SN 2025fvw (T+2.2d) |
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Annotated CCD Image (50% size, square root scale) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2025-03-29 01:03 UT (#1306079-83) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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NGC 5957 with SN 2025fvw - 2025-03-29 (T+2.2d) Image below (2025-03-29.038) was taken 2.2 days after discovery of 2025fvw Position of reported supernova (distinct) is shown by white cross-hairs Measured Magnitude +15.71 (Clear Filter) |
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Annotated CCD Image (125% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2025-03-29 01:03 UT (#1306079-83) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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NGC 5957 with SN 2025fvw - 2025-03-31 (T+5.1d) Image below (2025-03-31.926) was taken 5.1 days after discovery of 2025fvw Position of reported supernova (distinct, brightening) is shown by white cross-hairs Measured Magnitude +14.71 (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 2025-03-31 22:23 UT (#1307021-25) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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NGC 5957 with SN 2025fvw - 2025-04-01 (T+5.3d) Image below (2025-04-01.065) was taken 5.3 days after discovery of 2025fvw Position of reported supernova (distinct, brightening) is shown by white cross-hairs Measured Magnitude +14.68 (Clear Filter) |
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Annotated CCD Image (125% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2025-04-01 01:42 UT (#1307089-93) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
| Images of SN 2025fvw (in NGC 5957) on Supernova 2025 Page >> |
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| This Web Page: | Images - Session 1306 (2025-03-28) |
| Last Updated : | 2025-04-01 |
| Site Owner : | David Richards |
| Home Page : | David's Astronomy Web Site |
