David's Astronomy Pages Images - Session 1243 (2024-09-14)

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Images (S1244)

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Session Notes

Nova Vul 2024 - Nova (V615 Vul) T CrB - Variable Star     AT 2023fik - CV Type Transient  (non-detection) AT 2023uli - CV Type Transient AT 2024eja - Type YSO? Transient AT 2024ges - Type YSO Transient AT 2024ugc - Transient     LEDA 1762640 - Galaxy with Transient AT 2024ety (non-detection) LEDA 1846725 - Galaxy with Type II Supernova 2024iss     NGC 3206 - Spiral Galaxy with Type IIn Supernova 2024bch NGC 4619 - Spiral Galaxy with Type II Supernova 2024drt     SN 2023oun - Type Ia Supernova in WISEA Galaxy SN 2023rvj - Type II Supernova in SDSS Galaxy SN 2023sfl - Type Ia-91T Supernova in SDSS Galaxy       - UGC 8630 w/SN2024drv attempt failed (due to poor skies/poor guiding)     Variable Stars (photometric monitoring) - TV Cas, T CrB, BL Lac     Nearby Stars (astrometric monitoring) - HH And, Groombridge 34

- All-Night Session (8.2 hr) interrupted by cloud and 3 ImageLink/TheSky freezes, (loosing 8 mins each time)     - 12" LX200 + ST-10XME for imaging - TS 80mm APO + ZWO ASI178MC for guiding & imaging - Ambient Temperature: 11.5°C (min) - CCD Temperature:   -10°C - Notes from 2024-09-14 >>     -

Observing Result

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Nova Vul 2024 - Nova (V615 Vul)

Nova Vul 2024 (Vulpecula) Alias: N Vul 2024, V615 Vul, PNV J19430751+2100204 Nova Vul 2024 (Type: Nova) discovered 2024-07-29.832 UT by New Milky Way survey Discovery Magnitude 11.2 Maximum Magnitude 9.8 [ Novae ]

Nova Vul 2024 - 2024-09-15 (T+47.2d) Image below (2024-09-15.065) was taken 47.2 days after discovery of nova Nova (distinct) is shown by white cross hairs.   Measured magnitude +13.81 (Clear Filter)

Annotated CCD Image (100% size, linear scale, cropped) 5 x 30s exposure (average combine), 3x3 binning, Clear Filter 2024-09-15 01:35 UT (#1243102-06) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of Nova Vul 2024 on Novae Page >>

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T CrB - Variable Star

T CrB (Corona Borealis) Alias: GCVS T CrB, HIP 78322, SAO 84129, HD 143454 Max Magnitude  2.0 Min Magnitude 10.8 Spectral: M3III+pec(NOVA) ( VSX T CrB )

T CrB (V Band) - 2024-09-14		T CrB - Photometry - 2024-09-14
		Altitude 27.1, Airmass 2.190 Star  Id  V Mag (ref) V Mag  (instr) V Mag (calc)   B Mag (ref) B-V  (ref) B Mag  (instr) B Mag (calc) B-V (calc)   C Star  98  9.809 -12.115     10.843 1.034  -10.936       K Star  112  11.166 -10.770 11.15   11.779 0.613  -9.928 11.85 0.70    Var. Star  T CrB    -11.955   9.97    -    -10.610 11.17 1.24
Annotated CCD Image (50% size, linear scale) 3 x 15s exposure (average combine), 3x3 binning, V Filter 2024-09-14 21:49 UT (#1243041-45) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2		CCD Image (not shown) 3 x 20s exposure (average combine), 3x3 binning, B Filter 2024-09-14 21:48 UT (#1243040-44)
More Images & Data for T CrB >>

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AT 2023fik - CV Type Transient  (non-detection)

AT 2023fik (Cassiopeia) AT 2023fik (Type: CV) discovered 2023-04-09.480 UT by MASTER Alias: MASTER OT J023509.62+595526.3 Discovery Magnitude 15.2 (Clear Filter) vs Prior Non-Detection Limiting Magnitude 18.7  ( TNS 2023fik )

AT 2023fik - 2024-09-14 (T+524.5d) Image below (2024-09-14.957) was taken 524.5 days after discovery of 2023fik Position of earlier transient (not visible) is shown by white cross-hairs Location of reported transient is slightly offset from the adjacent visible star (V678 Cas, mag 16.39)

Annotated CCD Image (125% size, linear scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-09-14 23:07 UT (#1243077-81) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of AT 2023fik on Transients 2023 Page >>

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AT 2023uli - CV Type Transient

AT 2023uli (Cygnus) AT 2023uli (Type: CV) discovered 2023-10-07.811 UT by Gaia Alias: Gaia23cua Discovery Magnitude 15.84 (G-Gaia Filter) vs Historic Magnitude 16.10 +/ 0.02 SD 0.25 mag rise in Gaia source  ( TNS 2023uli | Gaia23cua )

AT 2023uli - 2024-09-15 (T+343.3d) Image below (2024-09-15.071) was taken 343.3 days after discovery of 2023uli Position of earlier transient (faint) is shown by white cross-hairs Measured Magnitude +15.46 (Clear Filter)

Annotated CCD Image (100% size, linear scale, cropped) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-09-15 01:46 UT (#1243109-13) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of AT 2023uli on Transients 2023 Page >>

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AT 2024eja - Type YSO? Transient

AT 2024eja (Monoceros) AT 2024eja (Type: YSO?) discovered 2024-03-13.147 UT by Gaia Alias: Gaia24ayy Discovery Magnitude 12.70 (G-Gaia Filter) vs Historic Magnitude 12.29 +/- 0.04 SD Dimming in candidate YSO  ( TNS 2024eja | Gaia24ayy )

AT 2024eja - 2024-09-15 (T+186.0d) Image below (2024-09-15.164) was taken 186.0 days after discovery of 2024eja Position of reported transient (distinct) is shown by white cross-hairs Measured Magnitude +12.21 (Clear Filter)

Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-09-15 04:04 UT (#1243166-70) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of AT 2024eja on Transients 2024 Page >>

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AT 2024ges - Type YSO Transient

AT 2024ges (Pegasus) AT 2024ges (Type: YSO) discovered 2024-04-03.251 UT by Gaia Alias: Gaia24bei Alerting Magnitude 14.72 (G-Gaia Filter) vs Historic Magnitude 12.58 +/- 0.19 SD Sudden dip of a known UXOR variable  ( TNS 2024ges | Gaia24bei )

AT 2024ges - 2024-09-15 (T+164.8d) Image below (2024-09-15.084) was taken 164.8 days after discovery of 2024ges Position of reported transient (distinct) is shown by white cross-hairs Measured Magnitude +13.03 (Clear Filter)

Annotated CCD Image (100% size, linear scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-09-15 02:10 UT (#1243125-29) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of AT 2024ges on Transients 2024 Page >>

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AT 2024ugc - Transient

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LEDA 1762640 - Galaxy with Transient AT 2024ety (non-detection)

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LEDA 1846725 - Galaxy with Type II Supernova 2024iss

LEDA 1846725 with SN 2024iss (Coma Berenices) SN 2024iss (Type: II) discovered 2024-05-12.901 UT by GOTO Alias: GOTO24bmf, ZTF24aankvcy, ATLAS24hhy Discovery Magnitude 14.58 (L-GOTO Filter) vs Prior Non-Detection Limiting Magnitude 19.5  ( TNS 2024iss )

LEDA 1846725 with SN 2024iss - 2024-09-14 (T+125.0d) Image below (2024-09-14.862) was taken 125.0 days after discovery of 2024iss Position of reported SN (not distinguishable) is indicated by white cross-hairs. Poor quality image (poor sky quality)

Annotated CCD Image (150% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-09-14 20:49 UT (#1243013-16) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

LEDA 1846725 with SN 2024iss - Earlier Image 2024-08-31 (T+111.0d) Image below (2024-08-31.888) was taken 111.0 days after discovery of 2024iss Position of reported SN (fading) is indicated by white cross-hairs. Measured Magnitude +15.66 (Clear Filter)

Annotated CCD Image (150% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-08-31 21:26 UT (#1237023-26) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2024iss (in LEDA 1846725) on Supernova 2024 Page >>

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NGC 3206 - Spiral Galaxy with Type IIn Supernova 2024bch

NGC 3206 with SN 2024bch (Ursa Major) SN 2024bch (Type: IIn) discovered 2024-01-29.252 UT by Patrick Wiggins Alias: ATLAS24bmx, PS24aap, GOTO24hm Discovery Magnitude 15.5 ( Clear Filter)  ( TNS 2024bch )

NGC 3206 with SN 2024bch - 2024-09-14 (T+229.6d) Image below (2024-09-14.850) was taken 229.6 days after discovery of 2024bch Position of reported SN (brightening slightly ?) is indicated by white cross-hairs. Measured Magnitude +16.14 (Clear Filter) Poor quality image (poor seeing)

Annotated CCD Image (125% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-09-14 20:29 UT (#1243006-08) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

NGC 3206 with SN 2024bch - Earlier Image 2024-02-14 (T+15.8d) Image below (2024-02-14.083) was taken 15.8 days after discovery of 2024bch Position of reported SN (relatively bright & distinct) is indicated by white cross-hairs. Measured Magnitude +13.10 (Clear Filter)

Annotated CCD Image (125% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-02-14 02:09 UT (#1185189-93) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2024bch (in NGC 3206) on Supernova 2024 Page >>

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NGC 4619 - Spiral Galaxy with Type II Supernova 2024drt

NGC 4619 with SN 2024drt (Canes Venatici) SN 2024drt (Type: II) discovered 2024-03-02.486 UT by ATLAS Alias: ATLAS24dcr, ZTF24aagmhtq Discovery Magnitude 17.93 (orange-ATLAS Filter) vs Prior Non-Detection Limiting Mag 18.46 (g-ZTF Filter)  ( TNS 2024drt )

NGC 4619 with SN 2024drt - 2024-09-14 (T+196.4d) Image below (2024-09-14.877) was taken 196.4 days after discovery of 2024drt Position of reported SN (no longer visible) is indicated by white cross-hairs. Poor quality image (poor sky transparency , bright sky, poor S/N)

Annotated CCD Image (150% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-09-14 21:11 UT (#1243021-25) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

NGC 4619 with SN 2024drt - Earlier Image 2024-03-28 (T+25.5d) Image below (2024-03-28.016) was taken 25.5 days after discovery of 2024drt Position of reported SN (fairly distinct but fading) is indicated by white cross-hairs. Estimated Magnitude +15.8 (Clear Filter)

Annotated CCD Image (150% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-03-28 00:32 UT (#1201036-40) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2024drt (in NGC 4619) on Supernova 2024 Page >>

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SN 2023oun - Type Ia Supernova in WISEA Galaxy

SN 2023oun (Camelopardalis) In WISEA J045312.04+631004.3 SN 2023oun (Type: Ia) discovered 2023-08-08.169 UT by GOTO Alias: GOTO23vp, Gaia23chj Discovery Magnitude 16.69 (L-GOTO filter) vs Prior Non-Detection Limiting Magnitude 19.3 Confirmed SN Ia Gaia, 2023-09-07 08:59:35, mag 18.19 Gaia, 2023-10-13 08:21:43, mag 19.60  ( TNS 2023oun | Gaia23chj )

SN 2023oun - 2024-09-14 (T+403.8d) Image below (2024-09-14.972) was taken 403.8 days after discovery of 2023oun Position of earlier SN (faded & no longer visible) is shown by white cross-hairs Non-Detection Limiting Magnitude +18.5 (C Filter)

Annotated CCD Image (150% size, square root scale, cropped) 2 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-09-14 23:23 UT (#1243084-85) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2023oun (in WISEA Galaxy) on Supernovae 2023 Page >>

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SN 2023rvj - Type II Supernova in SDSS Galaxy

SN 2023rvj (Andromeda) Alias: In SDSS J000957.47+370429.5 SN 2023rvj (Type: II) discovered 2023-09-09.327 UT by ZTF Alias: ZTF23abbzdoj Discovery Magnitude 19.02 (g-ZTF Filter)  ( TNS 2023rvj )

SN 2023rvj - 2024-09-14 (T+371.7d) Image below (2024-09-14.994) was taken 371.7 days after discovery of 2023rvj Position of reported SN (faded & no longer visible) is indicated by white cross-hairs. Non-Detection Limiting Magnitude +18.5 (Clear Filter)

Annotated CCD Image (125% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-09-14 23:56 UT (#1243090-92) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

SN 2023rvj - Earlier Image 2023-09-21 (T+12.7d) Image below (2023-09-21.985) was taken 12.7 days after discovery of 2023rvj Position of reported SN (faint but distinct) is indicated by white cross-hairs. Measured Magnitude +16.52 (Clear Filter, nucleus + SN)

Annotated CCD Image (125% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-21 23:45 UT (#1148076-79) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2023rvj (in SDSS Galaxy) on Supernova 2023 Page >>

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SN 2023sfl - Type Ia-91T Supernova in SDSS Galaxy

SN 2023sfl (Pisces) Alias: In SDSS J012038.93+321416.15 SN 2023sfl (Type: Ia-91T) discovered 2023-09-13.450 UT by ZTF Alias: ZTF23abcvqkd Discovery Magnitude 19.89 (r-ZTF Filter)  ( TNS 2023sfl )

SN 2023sfl - 2024-09-14 (T+367.5d) Image below (2024-09-14.935) was taken 367.5 days after discovery of 2023sfl Position of earlier SN (no longer visible) is indicated by white cross-hairs. Non-Detection Limiting Magnitude +19.3 (Clear Filter)

Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-09-14 22:36 UT (#1243062-66) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

SN 2023sfl - Earlier Image 2023-11-08 (T+56.4d) Image below (2023-11-08.833) was taken 56.4 days after discovery of 2023sfl Position of earlier reported SN (faint SN or nucleus ?) is indicated by white cross-hairs. Measured Magnitude +18.05  (Clear Filter)

Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-08 20:08 UT (#1163043-47) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2023sfl (in SDSS Galaxy) on Supernova 2023 Page >>

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