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CCD Images - Session 970 (2022-02-12)
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Objects Session Notes
29P/Schwassmann-Wachmann - Comet 100P/Hartley - Comet (Attempt) AT 2021kmb - Transient (Attempt) M61 - Spiral Galaxy (Transient / SN Follow-up) NGC 4348 - Spiral Galaxy with Type Ia Supernova 2022fw UGC 522 - Spiral Galaxy with Type Ic-BL Supernova 2022bqt Variable Stars (photometric monitoring) - R CrB, SS Cyg, U Her, BL Lac, ER UMa Nearby Stars (astrometric monitoring) - CN Leo
- Post-midnight session 6.5 hours - Session start delayed due to cloud & snow shower - - - 12" LX200 + ST-10XME for imaging - TS 80mm APO + ZWO ASI178MC for guiding & imaging - Ambient Temperature: -4°C (min) - CCD Temperature: -25°C - Notes from 2022-02-12 >> [ Local Files >> ]
| 29P/Schwassmann-Wachmann (passing through Taurus) Sun Distance 5.96 AU (receeding) Earth Distance 5.65 AU (845.6 million km) |
29P/Schwassmann-Wachmann - 2022-02-13, Detail Autoguided on offset star using PHD2 with Lock Shift set at the comet's rate of motion (Ra 5.71 arcsec/hr, Dec -3.58 arcsec/hr) |
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| Annotated CCD Image (50% size, square root scale) 5 x 60s exposure (average combine), 3x3 binning, C Filter 2022-02-13 01:39 UT (#970054-58) 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) Image details as left |
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| Images of 29P/Schwassmann-Wachmann on Comets 2022 Page >> | ||
| Earlier images of 29P/Schwassmann-Wachmann on Comets 2020 Page >> |
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| 100P/Hartley (passing through Canes Venatici) Sun Distance 2.42 AU (approaching) Earth Distance 1.59 AU (238.3 million km) No sign of comet at expected position (white circle) |
100P/Hartley - 2022-02-13, Detail Autoguided on offset star using PHD2 with Lock Shift set at the comet's rate of motion (Ra -18.22 arcsec/hr, Dec 16.19 arcsec/hr) No sign of comet at expected position (white circle) Note: Using Aladin, the single faint object within the circle is shown to be a fixed star in DSS2 images |
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| Annotated CCD Image (50% size, square root scale) 5 x 60s exposure (average combine), 3x3 binning, C Filter 2022-02-13 01:49 UT (#970061-65) 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) Image details as left |
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| Images of 100P/Hartley on Comets 2022 Page >> |
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| AT 2021kmb (Virgo) AT 2021kmb (Type: *) discovered 2021/04/22.146 UT by Pierluigi Catizone Alias: AT2020lrn (Rochester Supernova site ) |
| AT 2021kmb - 2022-02-13 (T+296.9d) Image below (2022-02-13.036) was taken 296.9 days after discovery of 2021kmb Position of earlier transient (not visible) is shown by white cross-hairs No object is evident at the reported position Transient has probably faded and is no longer visible. |
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| Annotated CCD Image (100% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, C Filter 2022-02-13 01:04 UT (#970041-43) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
| Images of AT 2021kmb on Transients 2021 Page >> |
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| M61 (Virgo) |
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| Annotated CCD Image (50% size, square root scale) 4 x 180s exposure (average combine), 3x3 binning, C Filter 2022-02-13 01:22 UT (#970047-50) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
| M61 (Virgo) |
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| CCD Image (100% size, square root scale, cropped) Image details as above |
| AT2021ilb in Spiral Galaxy M61 AT2021ilb (Type: unconf) discovered 2021/04/05.815 UT by Lorenzo Siciliano |
| M61 with AT2021ilb - 2022-02-13 (T+313.2d) Image below (2022-02-13.049) was taken 313.2 days after discovery of 2021ilb Position of earlier transient (no longer visible) is indicated by white cross-hairs |
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| Annotated CCD Image (100% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, C Filter 2022-02-13 01:22 UT (#970047-50) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
| SN 2020jfo in Spiral Galaxy, M61 (Virgo) SN2020jfo (Type II) discovered 2020/05/06.203 by Zwicky Transient Facility (ZTF)) (Rochester Supernova site | Nico Montigiani and Massimiliano Mannucci image | SN 2020jfo images sub page | |
| M61 - 2020-11-28 (T+647.9d) Image below (2022-02-13.049) was taken 647.9 days after discovery of SN 2020jfo Earlier SN is no longer visible |
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| Annotated CCD Image (100% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, C Filter 2022-02-13 01:22 UT (#970047-50) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
| M61 with SN2020jfo - Earlier Image, 2020-05-13 (T+7.8d) Image below (2020-05-13.992) was taken 7.8 days after discovery of SN 2020jfo SN is shown by white cross hairs. Measured SN magnitude +14.4 |
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| Annotated CCD Image (100% size, square root scale, cropped) 2 x 180s exposure (average combine), 3x3 binning, C Filter 2020-05-13 23:49 UT (#782012-14) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
| Images of SN 2020jfo (M61) on Supernovae 2020 Page >> |
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| NGC 4348 with SN 2022fw (Virgo) SN 2022fw (Type: Ia) discovered 2022-01-09.490 UT by ASAS-SN Alias: ASASSN-22am (Rochester Supernova site | TNS 2022fw ) |
| NGC 4348 with SN 2022fw - 2022-02-13 (T+34.5d) Image below (2022-02-13.012) was taken 34.5 days after discovery of 2022fw Position of reported SN (bright) is shown by white cross-hairs Measured magnitude +13.8 Single frame only due to cloud |
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| Annotated CCD Image (100% size, square root scale, cropped) 180s exposure (single frame), 3x3 binning, C Filter 2022-02-13 00:23 UT (#970028) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
| Images of SN 2022fw (NGC 4348) on Supernovae 2022 Page >> |
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| UGC 522 with SN 2022bqt (Andromeda) SN 2022bqt (Type: Ic-BL) discovered 2022-02-08.235 UT by ATLAS Alias: ATLAS22ffi Discovery Magnitude +18.40 (Rochester Supernova site, TNS 2022bqt ) |
| UGC 522 with SN 2022bqt - 2022-02-12 (T+4.6d) Image below (2022-02-12.861) was taken 4.6 days after discovery of 2022bqt Position of reported transient is shown by white cross-hairs. Measured magnitude +16.85 |
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| Annotated CCD Image (125% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2022-02-12 20:50 UT (#970003-07) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
| Images of SN 2022bqt (UGC 522) on Supernovae 2022 Page >> |
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| This Web Page: | CCD Images - Session 970 (2022-02-12) |
| Last Updated : | 2023-11-29 |
| Site Owner : | David Richards |
| Home Page : | David's Astronomy Web Site |
