David's Astronomy Pages Images - Session 1456 (2026-09-27)

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Images (S1457)

Objects	Session Notes
Nova Aql 2026 - Nova (AT 2026rdg)   NGC 7331 - Spiral Galaxy with Type Ia Supernova 2026aaiv   Variable Stars (photometric monitoring) - BL Lac   Nearby Stars (astrometric monitoring) - 61 Cyg	- Attempted Post-Midnight Session (1.1 hr), ended early due to SBIG Camera Issue and later Cloud. - 12" LX200 + ST-10XME for imaging - TS 80mm APO + ZWO ASI178MC for guiding & imaging - Ambient Temperature: 6°C (min) - CCD Temperature:  -20°C - Notes from 2026-09-27 >> - -

Observing Result

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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) - 2026-09-27 (T+88.7d) Image below (2026-09-27.994) was taken 88.7 days after discovery of 2026rdg Position of earlier transient (distinct) is shown by white cross-hairs Measured Magnitude +14.83 (Clear Filter)

Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2026-09-27 23:55 UT (#1456012-16) 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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NGC 7331  - Spiral Galaxy with Type Ia Supernova 2026aaiv

NGC 7331 with SN 2026aaiv (Pegasus) SN 2026aaiv (Type: Ia) discovered 2026-09-01.475 UT by ATLAS Alias: ATLAS26krw Discovery Magnitude 17.325 (orange-ATLAS Filter) vs Prior Non-Detection Limiting Magnitude 18.87 (orange-ATLAS Filter) ( TNS 2026aaiv )

NGC 7331 with SN 2026aaiv - 2026-09-27 (T+26.5d) Image below (2026-09-27.980) was taken 26.5 days after discovery of 2026aaiv Position of earlier supernova (distinct) is shown by white cross-hairs Measured Magnitude +12.65 (Clear Filter)

Annotated CCD Image (125% size, log scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2026-09-27 23:36 UT (#1456005-07) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2026aaiv (in NGC 7331) on Supernovae 2026 Page  >>

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