AT2025abao

Name
AT2025abao
Target ID
7832
Ra,Dec
9.702583333333331 40.768972222222224
 
00:38:48.620 +40:46:08.300
Galactic (l,b)
120.353003 -22.039536
Constellation
Andromeda
Discovered
2025-11-04 14:46:29
Class
Nova
Description
candidate Luminous Red Nova near M31, almost gone, very faint now
Phot.Class
YSO 70.2%
Last MJD
61242.10648806
Last Mag/Filter
18.2 mag [z(GaiaSP)]
Target importance (0-10)
1.0
Cadence requested (d)
1.0
Observing priority
7.4
Sun Separation (deg)
97.0

Other names:

twomass
2MASS_00384864+4046088
CRTS
CRTS+J9.702583333333331_40.768972222222224
ANTARES
ANT2021okwr6
NEOWISE
NEOWISE+J9.702583333333331_40.768972222222224
GAIA_DR3
381143133083759232
PS1
PS1_156920097024743388
SDSS
SDSS_1237659888659530157
TNS
AT2025abao
ZTF
ZTF21abcvhyx
ATLAS
ATLAS+J9.702583333333331_40.768972222222224
ASASSN
Field of view

This data is provided by BHTOM. For inquiries about the data or to collaborate on data processing, please contact us. We welcome collaborations and data processing opportunities.

Photometry

Photometry (per facility)

Photometry (High Energy)

Recent Photometry
TimestampMagnitudeMag.errorFilterFacilityObserver
2026-07-21 02:33:20 18.1963 0.0500 z(GaiaSP) TJO_MEIA3 Josep Manel Carrasco
2026-07-21 02:28:15 18.1512 0.0449 z(GaiaSP) TJO_MEIA3 Josep Manel Carrasco
2026-07-21 02:12:22 22.2827 -1.0000 g(GaiaSP) TJO_MEIA3 Josep Manel Carrasco
2026-07-21 01:45:06 20.4712 0.1279 i(GaiaSP) TJO_MEIA3 Josep Manel Carrasco
2026-07-21 01:40:00 20.1976 0.1022 i(GaiaSP) TJO_MEIA3 Josep Manel Carrasco

Photometry Stats

FacilityObserversFiltersNumberMin MJDMax MJD
2MASS 2MASS 2MASS(J), 2MASS(H), 2MASS(K) 3 51833.35 51833.35
ALLWISE ALLWISE WISE(W1), WISE(W2) 95 55209.28 55575.27
ATLAS ATLAS ATLAS(c), ATLAS(o), ATLAS(H) 1818 57316.38 61197.6
FERMI-LAT FERMI-LAT LAT(>100MeV), LAT(>800MeV) 1786 54686.16 61175.16
Flarestar-MPC171_G2-1600 Stephen M. Brincat I(GaiaSP), V(GaiaSP), B(GaiaSP), i(GaiaSP) 39 60989.87 61077.79
GALEX GALEX GALEX(NUV), GALEX(FUV) 92 52887.92 55785.6
Gaia Gaia G(Gaia DR3), BP(Gaia DR3), RP(Gaia DR3) 99 56895.16 57896.71
HAO50_QHY268M Jan Kåre Trandem Qvam g(GaiaSP), i(GaiaSP) 12 61036.7 61050.72
HAO68_C3-26000 Jan Kåre Trandem Qvam g(GaiaSP), i(GaiaSP), r(GaiaSP) 9 61124.81 61150.1
HAO68_G2-1600 Jan Kåre Trandem Qvam B(GaiaSP), r(GaiaSP), g(GaiaSP), V(GaiaSP), i(GaiaSP), R(GaiaSP), I(GaiaSP) 120 60998.9 61179.95
HAO68_G3-26000 Jan Kåre Trandem Qvam g(GaiaSP), i(GaiaSP), r(GaiaSP) 5 61120.8 61120.8
LCOGT-MCD-1m_4K Lukasz Wyrzykowski g(GaiaSP), u(GaiaSP), U(GaiaSP), r(GaiaSP) 11 61047.08 61068.06
LCOGT-MCD-40cm_QHY600M Lukasz Wyrzykowski B(GaiaSP), g(GaiaSP), i(GaiaSP), r(GaiaSP) 20 61009.16 61009.18
LCOGT-Teide-1m_4K Lukasz Wyrzykowski, Rachel Street r(GaiaSP), u(GaiaSP), i(GaiaSP), g(GaiaSP), I(GaiaSP), R(GaiaSP), U(GaiaSP), B(GaiaSP) 131 61048.81 61093.83
LCOGT-Teide-40cm_QHY600M Lukasz Wyrzykowski i(GaiaSP), r(GaiaSP), B(GaiaSP), g(GaiaSP) 169 61048.81 61070.83
Moravian_C3-61000_PRO Michal Siwak I(GaiaSP), B(GaiaSP), U(GaiaSP), R(GaiaSP), V(GaiaSP) 28 61023.79 61028.83
NEOWISE NEOWISE WISE(W2), WISE(W1) 555 56672.05 60510.28
OAUJ-CDK500_U47 Yauheni Stsefanenka, Alicja Pucek, Staszek Zola g(GaiaSP), R(GaiaSP), V(GaiaSP), I(GaiaSP), B(GaiaSP), i(GaiaSP), r(GaiaSP), z(GaiaSP) 350 61019.8 61218.97
OAUJ-Tymce-36cm_ASI-6200MM Staszek Zola I(GaiaSP), V(GaiaSP), B(GaiaSP), R(GaiaSP) 63 61212.0 61238.95
PS1 PS1 PS1(g), PS1(r), PS1(i), PS1(z) 4 55849.98 56285.41
PTF PTF PTF(R) 1024 55061.43 57046.1
RRRT_SBIG-STX16803 Staszek Zola R(GaiaSP), V(GaiaSP), B(GaiaSP) 35 61025.96 61058.03
SDSS SDSS SDSS(u), SDSS(g), SDSS(r), SDSS(i), SDSS(z) 10 52551.49 52553.31
SOAB_ZWO-ASI2600MM Sebastian Kurowski I(GaiaSP), B(GaiaSP), R(GaiaSP), V(GaiaSP) 128 60985.97 61224.03
SwiftUVOT SwiftUVOT UVOT(B), UVOT(UVM2), UVOT(U), UVOT(V), UVOT(UVW2), UVOT(UVW1) 39 53894.05 60993.14
TJO_MEIA3 Josep Manel Carrasco r(GaiaSP), i(GaiaSP), g(GaiaSP), z(GaiaSP), V(GaiaSP), R(GaiaSP), I(GaiaSP) 207 60982.8 61242.11
ZTF ZTF ZTF(zr), ZTF(zg), ZTF(zi) 2879 58271.45 61180.48

Gaia Archive parameters

ParameterGDR2GDR3
parallax [mas] -0.027 ± 0.909 -0.667 ± 0.623
PM RA [mas/yr] -0.588 ± 1.69 0.052 ± 0.498
PM Dec [mas/yr] -0.353 ± 1.667 0.249 ± 0.502
RUWE / AEN [mas] 1.127 / 1.795 1.075 / 1.64
Dist_med_geo [kpc] - 4.515