David's Astronomy Pages Images - Session 1462 (2026-10-11)

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Session Notes

220P/McNaught - Comet   C/2022 N2 (PANSTARRS) - Comet   Nova Aql 2026 - Nova (AT 2026rdg) Nova Tau 2026 - Nova (N Tau 2026, V1452 Tau, TCP J05210763+2338194)   CGCG 248-049 - Galaxy with Type Ia Supernova 2026aeaq LEDA 3092696 - Galaxy with Type Ia Supernova 2025nzh  (non-detection)   NGC 2998 - Spiral Galaxy with Type IIb Supernova 2026acpp   SHK 270 - Faint Galaxy Group SHK 309 - Faint Galaxy Group   - AT2026aepi, SHK 262 attempt failed (due to cloud)   Variable Stars (photometric monitoring) - U And, CI Cyg, AM Her, RZ LMi, CY Lyr, DY Per   Nearby Stars (astrometric monitoring) - None

- All-Night Session (x hr) - 12" LX200 + ST-10XME for imaging - TS 80mm APO + ZWO ASI178MC for guiding & imaging - Ambient Temperature: 6°C (min) - CCD Temperature:  -15°/-20°C - Notes from 2026-10-11 >> - -

Observing Result

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220P/McNaught  - Comet

220P/McNaught - 2026-10-12 (passing through Taurus) Sun Distance 1.92 AU Earth Distance 1.02 AU (152.1 million km)		220P/McNaught - 2026-10-12 Detail Autoguided on offset star using PHD2 with Lock Shift set at the comet's rate of motion (Ra -20.9 arcsec/hr, Dec -18.9 arcsec/hr)
Annotated CCD Image (50% size, square root scale) 3 x 60s exposure (average combine), 3x3 binning, Clear Filter 2026-10-12 03:01 UT (#1462117-19) 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) 6 x 60s exposure (average combine), 3x3 binning, Clear Filter 2026-10-12 03:00 UT (#1462112-20) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
Images of Comet 220P McNaught on Comets 2026 Page  >>

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C/2022 N2 (PANSTARRS)  - Comet

C/2022 N2 (PANSTARRS) - 2026-10-12 (passing through Gemini) Sun Distance 5.34 AU Earth Distance 5.28 AU (789.7 million km)		C/2022 N2 (PANSTARRS) - 2026-10-12 Detail Autoguided on offset star using PHD2 with Lock Shift set at the comet's rate of motion (Ra 12.9 arcsec/hr, Dec -1.5 arcsec/hr)
Annotated CCD Image (50% size, square root scale) 6 x 60s exposure (average combine), 3x3 binning, Clear Filter 2026-10-12 03:27 UT (#1462135-40) 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
Images of C2022 N2 PANSTARRS on Comets 2026 Page  >>

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Nova Aql 2026  - Nova (AT 2026rdg)

Nova Aql 2026 (Aquila) Discovery Magnitude 12.53 (r-ZTF Filter) vs Prior Non-Detection Limiting Magnitude (r-ZTF Filter) Group reports the discovery of a candidate nova.(DCAP238=ZTF26abemjfk) https://dcap-minruining.github.io/DCAP/ Image taken with SQA130mm, Luminance 200sx3. ( TNS 2026rdg ) [ Novae ]

Nova Aql 2026 (Nova) - 2026-10-11 (T+102.6d) Image below (2026-10-11.897) was taken 102.6 days after discovery of 2026rdg Position of earlier transient (faint) is shown by white cross-hairs Measured Magnitude +15.22 (Clear Filter) Poor quality image (poor guiding, single frame)

Annotated CCD Image (100% size, linear scale, cropped) 60s exposure (single frame), 3x3 binning, Clear Filter 2026-10-11 21:32 UT (#1462024) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of Nova Aql 2026 on Novae 2026 Page  >>

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Nova Tau 2026  - Nova (N Tau 2026, V1452 Tau, TCP J05210763+2338194)

Nova Tau 2026 (Taurus) Alias: N Tau 2026, V1452 Tau, TCP J05210763+2338194 Nova Tau 2026 (Type: Nova) discovered 2026-08-06.411 UT by NMW-TexasTech Survey [ Novae ]

Nova Tau 2026 - 2026-10-12 (T+66.7d) Image below (2026-10-12.133) was taken 66.7 days after discovery of Nova Tau 2026 Position of earlier transient (distinct) is shown by white cross-hairs Measured Magnitude +10.73 (Clear Filter)

Annotated CCD Image (100% size, linear scale, cropped) 4 x 30s exposure (average combine), 3x3 binning, Clear Filter 2026-10-12 03:12 UT (#1462123-26) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Nova Tau 2026 - Spectra, 2026-10-12 (T+66.7d)

Images of Nova Tau 2026 on Novae 2026 Page  >>

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CGCG 248-049  - Galaxy with Type Ia Supernova 2026aeaq

CGCG 248-049 with SN 2026aeaq (Bootes) SN 2026aeaq (Type: Ia) discovered 2026-10-02.060 UT by ASAS-SN Alias: ASASSN-26fj Discovery Magnitude 16.3 (g-Sloan Filter) vs Prior Non-Detection Limiting Magnitude 17.5 (g-Sloan Filter) Discovered after the seasonal brake, nuclear source, so could also be a TDE ( TNS 2026aeaq )

CGCG 248-049 with SN 2026aeaq - 2026-10-11 (T+9.8d) Image below (2026-10-11.909) was taken 9.8 days after discovery of 2026aeaq Position of earlier supernova (not separately distinguishable) is shown by white cross-hairs Measured Magnitude Galaxy+14.89SN +14.89 (Clear Filter) Poor quality image (cloud/wind)

Annotated CCD Image (100% size, square root scale, cropped) 180s exposure (single frame), 3x3 binning, Clear Filter 2026-10-11 21:49 UT (#1462039) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2026aeaq (in CGCG 248-049) on Supernovae 2026 Page  >>

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LEDA 3092696  - Galaxy with Type Ia Supernova 2025nzh  (non-detection)

LEDA 3092696 with SN 2025nzh (Eridanus) SN 2025nzh (Type: Ia) discovered 2025-06-18.420 UT by ASAS-SN Alias: ASASSN-25co, ATLAS25gxy, GOTO25evv, ZTF19adfuzrc Discovery Magnitude 15.8 (g-Sloan Filter) vs Prior Non-Detection Limiting Magnitude 17.3 (g-Sloan Filter) Likely supernova, present in several epochs, discovered after the seasonal break ( TNS 2025nzh )

LEDA 3092696 with SN 2025nzh - 2026-10-12 (T+480.7d) Image below (2026-10-12.110) was taken 480.7 days after discovery of 2025nzh Position of earlier supernova (likely faded) is shown by white cross-hairs Measured Magnitude Galaxy +15.90 (Clear Filter)

Annotated CCD Image (150% size, square root scale, cropped) 180s exposure (single frame), 3x3 binning, Clear Filter 2026-10-12 02:38 UT (#1462105) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2025nzh (in LEDA 3092696) on Supernovae 2025 Page  >>

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NGC 2998  - Spiral Galaxy with Type IIb Supernova 2026acpp

NGC 2998 with SN 2026acpp (Ursa Major) SN 2026acpp (Type: IIb) discovered 2026-09-21.820 UT by Koichi Itagaki Alias: ZTF26abyamcg, ATLAS26lxt Discovery Magnitude 17.7 (Clear Filter) vs Prior Non-Detection Limiting Magnitude (Clear Filter) 0.35-m F/11 + CCD (KAF-1001E) unfiltered ( TNS 2026acpp )

NGC 2998 with SN 2026acpp - 2026-10-12 (T+20.4d) Image below (2026-10-12.203) was taken 20.4 days after discovery of 2026acpp Position of earlier supernova (faint) is shown by white cross-hairs Estimated Magnitude +17.0 (Clear Filter)

Annotated CCD Image (125% size, square root scale, cropped) 2 x 180s exposure (average combine), 3x3 binning, Clear Filter 2026-10-12 04:55 UT (#1462151-52) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2026acpp (in NGC 2998) on Supernovae 2026 Page  >>

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SHK 270  - Faint Galaxy Group

SHK 270 (Cetus) Shakhbazian Group. Mag 16.9, Size 4' [ Shakhbazian Groups ]

Poor quality image (poor centering, poor guiding) Target to be rescheduled for a future session

Annotated CCD Image (50% size, square root scale) 2 x 180s exposure (average combine), 3x3 binning, Clear Filter 2026-10-12 02:18 UT (#1462098-99) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

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SHK 309  - Faint Galaxy Group

SHK 309 (Cetus) Shakhbazian Group. Mag 17.5, Size 6.7', [ Shakhbazian Groups ]

Poor quality image (poor guiding, varying sky transparency) Target to be reschedued for a future session

Annotated CCD Image (100% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2026-10-11 23:46 UT (#1462072-74) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

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