2025ahgv results

Information

Transient
Name:AT2025ahgv
Right ascension: 1h43m43.74s
Declination:-0d32m48.00s
Discovery Date:Dec. 14, 2025, 3:51 p.m.
Classification:None
Redshift:None
MW E(B-V):0.028
Host
Name:
Right ascension: 1h43m43.62s
Declination:-0d32m47.33s
Redshift:None
Photometric Redshift:0.193
 

Cutout Download Report

Downloaded Unavailable
2MASS_H
2MASS_J
2MASS_K
WISE_W1
WISE_W2
WISE_W3
WISE_W4
GALEX_NUV
GALEX_FUV
PanSTARRS_g
PanSTARRS_r
PanSTARRS_i
PanSTARRS_z
PanSTARRS_y
SDSS_i
SDSS_r
SDSS_u
SDSS_z
SDSS_g
DES_g
DES_r
DES_z
 DES_i
DES_Y
 

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 19.1
Transient MWEBV processed 0.04
Host match processed 8.51
Host information processed 0.17
Host MWEBV processed 0.06
Global aperture construction processed 0.7
Global aperture photometry processed 6.88
Validate global photometry processed 18.77
Global host SED inference processed 502.67
Local aperture photometry processed 6.71
Validate local photometry no valid phot 0.03
Local host SED inference not processed None
 

Imaging data


 

Spectral Energy Distribution

 

Aperture Photometry


Aperture details

Data not available


Aperture details

RA, DEC (J2000):1h43m43.60s, -0d32m46.97s
semi major axis, semi minor axis (arcsec):6.85, 5.7
angle (degrees, anti-clockwise from east):-61.26
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 10.52 0.53 21.345 0.055 AB
GALEX_NUV 16.33 0.45 20.868 0.030 AB
SDSS_u 58.99 6.05 19.473 0.111 AB
SDSS_g 111.4 3.38 18.783 0.033 AB
DES_g 119.89 0.46 18.703 0.004 AB
PanSTARRS_g 123.8 1.56 18.668 0.014 AB
SDSS_r 210.94 4.83 18.090 0.025 AB
PanSTARRS_r 202.86 2.05 18.132 0.011 AB
DES_r 225.18 0.68 18.019 0.003 AB
SDSS_i 282.74 6.83 17.772 0.026 AB
PanSTARRS_i 263.35 1.89 17.849 0.008 AB
PanSTARRS_z 347.94 5.14 17.546 0.016 AB
SDSS_z 283.66 18.76 17.768 0.072 AB
DES_z 343.87 2.26 17.559 0.007 AB
PanSTARRS_y 377.32 10.29 17.458 0.030 AB
2MASS_J 369.93 137.33 16.585 0.403 Vega
2MASS_H 400.41 230.32 16.026 0.624 Vega
2MASS_K 776.91 254.21 14.836 0.355 Vega
WISE_W1 215.42 11.93 15.368 0.060 Vega
WISE_W2 167.31 16.07 15.002 0.104 Vega
WISE_W3 153.93 63.82 13.258 0.450 Vega
WISE_W4 1024.19 522.57 9.754 0.554 Vega
 

Host SED inference


Local parameter details

Documentation

Data not available


Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.518 10.664 10.823
{\rm log}_{10}({\rm SFR}) 0.940 1.320 1.628
{\rm log}_{10}({\rm sSFR}) -9.815 -9.325 -8.989
{\rm stellar\ age} 5.064 6.545 10.081

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.530 -1.001 -0.633
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.629 -0.831 0.142

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.235 0.342 0.501
\delta -0.798 -0.566 -0.319
\tau_1/\tau_2 0.425 0.928 1.440
Q_{PAH} 0.585 2.225 4.420
U_{min} 3.271 9.807 17.475
{\rm log}_{10}(\gamma_e)\, -3.194 -2.162 -0.840

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.977 -2.430 -1.623
{\rm log}_{10}(\tau_{AGN})\, 0.992 1.383 1.827

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.971 -1.740 -0.524
0.03-0.10 Gyr 1.103 1.482 1.791
0.10-0.32 Gyr -2.022 0.079 1.100
0.32-1.01 Gyr -2.884 -0.666 0.607
1.01-3.22 Gyr -2.475 0.167 0.866
3.22-10.24 Gyr -0.713 0.645 0.990
10.24-11.38 Gyr -0.607 0.950 1.951