David's Astronomy Pages CCD Images - Session 981 (2022-03-04)

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67P/Churyumov-Gerasimenko - Comet C/2017 K2 (PANSTARRS) - Comet     Nova Cas 2021 - Nova (V1405 Cas)     AT 2022dqz - Type ulens? Transient     NGC 3836 - Spiral Galaxy with Type II Supernova 2021aefs NGC 4348 - Spiral Galaxy with Type Ia Supernova 2022fw NGC 5732 - Spiral Galaxy with Type Ia Supernova 2021agpf NGC 5117 - Spiral Galaxy with Type II Supernova 2022abq NGC 5273 - Spiral Galaxy (H I-98) with Type AGN Transient AT 2022csj NGC 5732 - Spiral Galaxy with Type Ia Supernova 2021agpf NGC 6500 - Spiral Galaxy with Type Ia Supernova 2021wuf     UGCA 256 - Irregular Galaxy (PGC 37667) UGCA 258 - Irregular Galaxy with Type II Supernova 2022mm UGC 9479 - Spiral Galaxy with Type II Supernova 2021tyf (Attempt) UGC 9886 - Elliptical Galaxy with Type Ia Supernova 2022dmj           Variable Stars (photometric monitoring) - SS Cyg, BL Lac      Nearby Stars (astrometric monitoring) - 61 Cyg

- Post midnight session 5.3 hours     - 12" LX200 + ST-10XME for imaging - TS 80mm APO + ZWO ASI178MC for guiding & imaging - Ambient Temperature: 1°C (min) - CCD Temperature:  -20°C - Notes from 2022-03-04 >>    [ Local Files >> ]

67P/Churyumov-Gerasimenko - Comet

67P/Churyumov-Gerasimenko (passing through Cancer) Sun Distance 1.88 AU (receeding) Earth Distance 1.02 AU (152.9 million km)		67P/Churyumov-Gerasimenko - 2022-03-05, Detail Autoguided on offset star using PHD2 with Lock Shift set at the comet's rate of motion (Ra 13.37 arcsec/hr, Dec -15.28 arcsec/hr)
Annotated CCD Image (50% size, square root scale) 3 x 45s exposure (average combine), 3x3 binning, C Filter 2022-03-05 00:11 UT (#981003-05) 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) 15 x 45s exposure (average combine), 3x3 binning, C Filter 2022-03-05 00:17 UT (#981003-17) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
Images of 67P/Churyumov-Gerasimenko on Comets 2022 Page >>

67P/Churyumov-Gerasimenko - False Colour Image(s)  Inverse Spectrum

67P/Churyumov-Gerasimenko - 2022-03-05

False Colour CCD Image (70% size, log scale) 15 x 45s exposure (average combine), 3x3 binning, C Filter 2022-03-05 00:17 UT (#981003-17) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

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C/2017 K2 (PANSTARRS) - Comet

C/2017 K2 (PANSTARRS) (passing through Ophiuchus) Sun Distance 3.83 AU (approaching) Earth Distance 4.11 AU (614.9 million km)		C/2017 K2 (PANSTARRS) - 2022-03-05, Detail Autoguided on offset star using PHD2 with Lock Shift set at the comet's rate of motion (Ra 20.46 arcsec/hr, Dec 0.60 arcsec/hr)
Annotated CCD Image (50% size, square root scale) 3 x 45s exposure (average combine), 3x3 binning, C Filter 2022-03-05 04:11 UT (#981090-92) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2		CCD Image (100% size, square root scale, cropped) 9 x 45s exposure (average combine), 3x3 binning, C Filter 2022-03-05 04:14 UT (#981090-98) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
Images of C2017 K2 (PANSTARRS) on Comets 2021 Page >>
Images of C2017 K2 (PANSTARRS) on Comets 2022 Page >>

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Nova Cas 2021 - Nova (V1405 Cas)

Nova Cas 2021 (Cassiopeia) Nova in Cassiopeia discovered 2021-03-18.4236,  by Yuji Nakamura (Japan) Magnitude at discovery +9.6 (unfiltered CCD) AT 2021hkn (Type: Nova) reported by 2021/03/30.055 UT by Gaia Alias: Gaia21bpe, AT 2021hkn, V1405 Cas

Nova Cas 2021 - 2022-03-05 (T+351.8d) Image below (2022-03-05.201) was taken 351.8 days after discovery of V1405 Nova is shown by white cross hairs.  Measured magnitude +9.62 (linked with Detection Threshold = 30

Annotated CCD Image (100% size, linear scale, cropped) 5 x 30s exposure (average combine), 3x3 binning, C Filter 2022-03-05 04:51 UT (#981126-30) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Nova Cas 2021 (V1405 Cas) Spectra - 2022-03-05 (T+351.8d)

Spectra produced in AstroMain using Image taken with Star Analyser 200 5 x 45s exposure (average combine), 2x2 binning, S Filter 2022-03-05 04:56 UT (#981131-35) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of Nova Cas 2021 on Novae Page >>

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AT 2022dqz - Type ulens? Transient

AT 2022dqz (Scutum) AT 2022dqz (Type: ulens?) discovered 2022-02-26.431 UT by Gaia Alias: Gaia22aug Candidate microlensing event or Be-type outburst rises by 0.3 mag  (Rochester Supernova site |  Gaia22aug ]

AT 2022dqz - 2022-03-05 (T+6.8d) Image below (2022-03-05.217) was taken 6.8 days after discovery of 2022dqz Position of Transient Star is shown by white cross-hairs Measured magnitude +11.41

CCD Image  (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2022-03-05 05:22 UT (#981144-48) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of AT 2022dqz on Transients 2022 Page

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NGC 3836 - Spiral Galaxy with Type II Supernova 2021aefs

NGC 3836 with SN 2021aefs (Crater) SN 2021aefs (Type: II) discovered 2021-11-09.272 UT by Gaia Alias: Gaia21fch Transient Alert triggered at mag +18.36  ( Rochester Supernova site |  Gaia21fch )

NGC 3836

Annotated CCD Image (50% size, square root scale) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2022-03-05 01:46 UT (#981041-45) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

NGC 3836 with SN 2021aefs - 2022-03-05 (T+115.8d) Image below (2022-03-05.067) was taken 115.8 days after discovery of 2021aefs Position of earlier SN (presumed to have faded) in shown by white cross-hais

CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2022-03-05 01:46 UT (#981041-45) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2021aefs (NGC 3836) on Supernovae 2021 Page

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NGC 4348 - Spiral Galaxy with Type Ia Supernova 2022fw

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 - 2022-03-05 (T+54.6d) Image below (2022-03-05.096) was taken 54.6 days after discovery of 2022fw Position of reported SN (bright) is shown by white cross-hairs Measured magnitude +13.95

Annotated CCD Image  (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2022-03-05 02:27 UT (#981055-59) 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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NGC 5117 - Spiral Galaxy with Type II Supernova 2022abq

NGC 5117 with SN 2022abq (Canes Venatici) SN 2022abq (Type: II) discovered 2022-01-21.050 UT by F. Cappiello, S. Massaro Alias: Ric7-2022abqGBObs, ATLAS22cks  (Rochester Supernova site | TNS 2022abq )

NGC 5117 with SN 2022abq - 2022-03-05 (T+43.0d) Image below (2022-03-05.035) was taken 43.0 days after discovery of 2022abq Position of SN is shown by white cross-hairs Measured magnitude +16.06

Annotated CCD Image  (125% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2022-03-05 00:59 UT (#981027-31) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2022abq (NGC 5117) on Supernovae 2022 Page

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NGC 5273 - Spiral Galaxy (Herschel I-98) with Type AGN Transient AT 2022csj

NGC 5273 with AT 2022csj (Canes Venatici) AT 2022csj (Type: AGN) discovered 2022-02-12.503 UT by ZTF Alias: ZTF18aabkvav  (Rochester Supernova site | TNS 2022csj )

NGC 5273 with AT 2022csj - 2022-03-05 (T+20.5d) Image below (2022-03-05.050) was taken 20.5 days after discovery of 2022csj Position of reported AGN is shown by white cross-hairs Measured magnitude +13.69

Annotated CCD Image (125% size, log scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2022-03-05 01:21 UT (#981034-38) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of AT 2022csj (NGC 5273) on Transients 2022 Page >>

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NGC 5732 - Spiral Galaxy with Type Ia Supernova 2021agpf

NGC 5732 with SN 2021agpf (Bootes) SN 2021agpf (Type: Ia) discovered 2021-12-26.624 UT by ATLAS Alias: ATLAS21bnoc  ( Rochester Supernova site | TNS 2021agpf )

NGC 5732 with SN 2021agpf - 2022-03-05 (T+68.5d) Image below (2022-03-05.113) was taken 68.5 days after discovery of 2021agpf Position of SN (bright) is shown by white cross-hairs Measured magnitude +16.59

CCD Image (125% size,square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2022-03-05 02:51 UT (#981062-66) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2021agpf (NGC 5732) on Supernovae 2021 Page

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NGC 6500 - Spiral Galaxy with Type Ia Supernova 2021wuf

NGC 6500 with SN 2021wuf (Hercules) SN 2021wuf (Type: Ia) discovered 2021-08-23.372 UT by ATLAS Alias: ATLAS21bgsc  (Rochester Supernova site | Mantero Andrea image )

NGC 6500 with SN 2021wuf - 2022-03-05 (T+193.8d) Image below (2022-03-05.158) was taken 193.8 days after discovery of 2021wuf Position of earlier SN (faded & no longer visible) is shown by white cross-hairs.

Annotated CCD Image  (100% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, C Filter 2022-03-05 03:55 UT (#981083-86) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

NGC 6500 with SN 2021wuf - Earlier Image, 2021-09-07 (T+15.5d) Image below (2021-09-07.891) was taken 15.5 days after discovery of 2021wuf SN position is shown by white cross-hairs. Measured mag +14.1

Annotated CCD Image  (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2021-09-07 21:32 UT (#912011-15) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2021wuf (NGC 6500) on Supernovae 2021 Page >>

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UGCA 256 - Irregular Galaxy (PGC 37667)

UGCA 256 (Corvus) Alias: PGC 37667 (Catalog mag +16.1)  [ UGCA Galaxies ]  [ Irregular Galaxies ]

Annotated CCD Image  (50% size, square root scale) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2022-03-05 02:05 UT (#981048-52) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

UGCA 256 - Detail Even though the total integration time is 15 minutes the galaxy's very low surface brightness makes it too dim to see in image below

Annotated CCD Image  (125% size, square root scale, cropped) Image details as above

Galaxy is just visible in the negative image below

Negative CCD Image (125% size, square root scale, cropped) Image details as above

UGCA 256 - Reference Image

DSS2 Colour Image from Aladin

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UGCA 258 - Irregular Galaxy (PGC 37680) with Type II Supernova 2022mm

UGCA 258 with SN 2022mm (Corvus) SN 2022mm (Type: II) discovered 2022-01-11.647 UT by ATLAS Alias: ATLAS22bjw  (Rochester Supernova site | TNS 2022mm  ) [ UGCA Galaxies ] [ Irregular Galaxies ]

UGCA 258 with SN 2022mm - 2022-03-05 (T+52.4d) Image below (2022-03-05.020) was taken 52.4 days after discovery of 2022mm Position of SN (faint) is shown by white cross-hairs

CCD Image  (125% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2022-03-05 00:38 UT (#981020-24) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2022mm (UGCA 258) on Supernovae 2022 Page >>

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UGC 9479 - Spiral Galaxy with Type II Supernova 2021tyf (Attempt)

UGC 9479 with SN 2021tyf (Virgo) SN 2021tyf (Type: II) discovered 2021-07-24.206 UT by ZTF Alias: ZTF21abnvlnj, Gaia21dwq  ( Rochester Supernova site |  Gaia21dwq )

UGC 9479 - Spiral Galaxy Bright star is mag +7.85 star HIP 71915

Annotated CCD Image (50% size, square root scale) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2022-03-05 03:13 UT (#981069-73) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

UGC 9479 - Detail

CCD Image (125% size, square root scale, cropped) Image details as above

UGC 9479 with SN 2021tyf - 2022-03-05 (T+223.9d) Image below (2022-03-05.128) was taken 223.9 days after discovery of 2021tyf Position of earlier SN (faded/no longer visible) in shown by white cross-hairs

Annotated CCD Image (125% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2022-03-05 03:13 UT (#981069-73) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

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UGC 9886 - Elliptical Galaxy with Type Ia Supernova 2022dmj

UGC 9886 with SN 2022dmj (Serpens) SN 2022dmj (Type: Ia) discovered 2022-02-27.445 UT by ZTF Alias: ZTF22aabzqnf  (Rochester Supernova site | TNS 2022dmj ]

UGC 9886 with SN 2022dmj - 2022-03-05 (T+5.7d) Image below (2022-03-05.142) was taken 5.7 days after discovery of 2022dmj Position of Transient (indistinct) is shown by white cross-hairs Measured magnitude +15.40 (nucleus + transient)

CCD Image  (125% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2022-03-05 03:33 UT (#981076-80) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2022dmj (UGC 9886) on Supernovae 2022 Page >>

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