David's Astronomy Pages Images - Session 1236 (2024-08-30)

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Images (S1237)

Objects

Session Notes

AT 2023yyz - Type YSO Transient AT 2023abtv - CV Type Transient AT 2024rwq - CV Type Transient     M31 - Spiral Galaxy with EGN Transient AT 2024ssq M33 - Spiral Galaxy with Transient AT 2024sgd (Nova M33 2024-08a?)     NGC 797 - Spiral Galaxy with Type II Supernova 2024jjc NGC 6384 - Spiral Galaxy with Type Ia-02cx Supernova 2024pxl     UGC 1595 - Spiral Galaxy with Type IIP Supernova 2024kcu UGC 4730 - Galaxy with Type Ia Supernova 2024hsq     Variable Stars (photometric monitoring) - U And, BL Lax, X Tri     Nearby Stars (astrometric monitoring) - 61 Cyg, Groombridge 34

- Post-Midnight Session (4.1 hrs)     - 12" LX200 + ST-10XME for imaging - TS 80mm APO + ZWO ASI178MC for guiding & imaging - Ambient Temperature: 12°C (min) - CCD Temperature:   -10°/-15° C - Notes from 2024-08-30 >>     - Aurora Images/Video from night, 2024-08-30 >> North Panorama  -

Observing Result

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AT 2023yyz - Type YSO Transient

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AT 2023abtv - CV Type Transient

AT 2023abtv (Pegasus) AT 2023abtv (Type: CV) discovered 2023-12-26.986 UT by Gaia Alias: Gaia23duv Discovery magnitude 12.07 (G-Gaia Filter) vs Historic Magnitude 13.38 +/- 0.57 (SD) Gaia and WISE source brightens by 2 mag  ( TNS 2023abtv | Gaia23duv )

AT 2023abtv - 2024-08-30 (T+248.0d) Image below (2024-08-30.984) was taken 248.0 days after discovery of 2023abtv Position of reported transient (distinct, brightened slightly) is shown by white cross-hairs Measured Magnitude +12.00 (Clear Filter)

Annotated CCD Image (100% size, linear scale, cropped) 3 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-08-30 23:40 UT (#1236005-09) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of AT 2023abtv on Transients 2023 Page >>

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AT 2024rwq - CV Type Transient

AT 2024rwq (Lyra) AT 2024rwq (Type: CV) discovered 2024-08-07.328 UT by ATLAS Alias: ATLAS24mrh Discovery magnitude 13.50 (orange-ATLAS Filter) vs Prior Non-Detection Limiting Magnitude 19.56  ( TNS 2024rwq )

AT 2024rwq - 2024-08-31 (T+23.7d) Image below (2024-08-31.008) was taken 23.7 days after discovery of 2024rwq Position of reported transient (fading) is shown by white cross-hairs Measured Magnitude +15.60 (Clear Filter)

Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-08-31 00:15 UT (#1236019-23) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

AT 2024rwq - Reference Image Position of reported transient is shown by mauve cross-hairs The detailed Insert shows a very faint star at the position of AT 2024rwq

PanSTARRs colour image captured using Aladin

Images of AT 2024rwq on Transients 2024 Page >>

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M31 - Spiral Galaxy with EGN Transient AT 2024ssq

M31 with AT 2024ssq (Andromeda) AT 2024ssq (Type: Nova) discovered 2024-08-24.996 UT by Italian Supernovae Search Project Discovery Mag 16.4 (L_ filter)  ( TNS 2023ttu )

Nova M31 AT 2024ssq - 2024-08-31 (T+6.1d) Image below (2024-08-31.106) was taken 6.1 days after discovery of 2024ssq Position of reported transient (very faint) is shown by white cross-hairs Estimated Magnitude +18.9 (Clear Filter)

Annotated CCD Image (125% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-08-31 02:42 UT (#1236092-96) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of AT 2024ssq (in M31) on Transients 2024 Page >>

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M33 - Spiral Galaxy with Transient AT 2024sgd (alias Nova M33 2024-08a?)

M33 with AT 2024sgd (Triangulum) Alias: Nova M33 2024-08a? AT 2024sgd (Type: unk) discovered 2024-08-15.373 UT by GEOTS Alias: Nova M33 2024-08a?, Alias :GEOTS-Balaji-2024-018, PNV J01340281+3042406 Discovery Magnitude 17.2 (Clear Filter)  ( TNS 2024sgd )

M33 with AT 2024sgd - 2024-08-31 (T+15.7d) Image below (2024-08-31.059) was taken 15.7 days after discovery of 2024sgd Position of reported transient (very faint) is shown by white cross-hairs Measured Magnitude +18.02 (Clear Filter)

Annotated CCD Image (125% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-08-31 01:34 UT (#1236071-75) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of AT 2024sgd (in M33) on Transients 2024 Page >>

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NGC 797 - Spiral Galaxy with Type II Supernova 2024jjc

NGC 797 with SN 2024jjc (Andromeda) AT 2024jjc (Type: II) discovered 2024-05-26.481 UT by ZTF Alias: ZTF24aaoupov Discovery Magnitude 17.19 (r-ZTF Filter)  ( TNS 2024epz )

NGC 797 with SN 2024jjc - 2024-08-31 (T+96.6d) Image below (2024-08-31.074) was taken 96.6 days after discovery of 2024jjc Position of reported supernova (very faint) is indicated by white cross-hairs Estimated Magnitude +18.3 (Clear Filter)

Annotated CCD Image (150% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-08-31 01:56 UT (#1236078-82) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2024jjc (in NGC 797) on Supernova 2024 Page >>

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NGC 6384 - Spiral Galaxy with Type Ia-02cx Supernova 2024pxl

NGC 6384 with SN 2024pxl (Ophiuchus) SN 2024pxl (Type: Ia-02cx) discovered 2024-07-23.274 UT by ATLAS Alias: ATLAS24lpk, ZTF24aawrofs Discovery Magnitude 14.58 (L-GOTO Filter) vs Prior Non-Detection Limiting Magnitude 19.5  ( TNS 2024pxl )

NGC 6384 with SN 2024pxl - 2024-08-30 (T+38.7d) Image below (2024-08-30.992) was taken 38.7 days after discovery of 2024pxl Position of reported SN (faint, fading) is indicated by white cross-hairs. Measured Magnitude +16.79 (Clear Filter)

Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-08-30 23:58 UT (#1236012-16) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2024pxl (in NGC 6384) on Supernova 2024 Page >>

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UGC 1595 - Spiral Galaxy with Type IIP Supernova 2024kcu

UGC 1595 with SN 2024kcu (Aries) SN 2024kcu (Type: IIP, z = 0.02) discovered 2024-06-01.482 UT by ZTF Alias: ZTF24aaqajjb Discovery Magnitude 16.97 (r-ZTF Filter)  ( TNS 2024kcu )

UGC 1595 with AT 2024kcu - 2024-08-31 (T+90.6d) Image below (2024-08-31.131) was taken 90.6 days after discovery of 2024kcu Position of earlier supernova (faded & no longer visible) is shown by white cross-hairs Non-Detection Limiting Magnitude +19.0 (Clear Filter)

Annotated CCD Image (150% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-08-31 03:17 UT (#1236116-20) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2024kcu (in UGC 1595) on Supernova 2024 Page >>

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UGC 4730 - Galaxy with Type Ia Supernova 2024hsq

UGC 4730 with SN 2024hsq (Ursa Major) SN 2024hsq (Type: Ia) discovered 2024-05-01.260 UT by ASAS-SN Alias: ASASSN-24cv Discovery Magnitude 15.3 (g-Sloan filter) ( TNS 2024hsq )

UGC 4730 with SN 2024hsq - 2024-08-31 (T+121.8d) Image below (2024-08-31.091) was taken 121.8 days after discovery of 2024hsq Position of SN (not separately distinguishable) is shown by white cross-hairs

Annotated CCD Image (150% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-08-31 02:18 UT (#1236085-88) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2024hsq (in UGC 4730) on Supernovae 2024 Page >>

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