2025hhb results

Information

Transient
Name:AT2025hhb
Right ascension: 12h49m44.79s
Declination:43d28m58.52s
Discovery Date:April 9, 2025, 8:37 a.m.
Classification:None
Redshift:None
MW E(B-V):0.013
Host
Name:2025hhb
Right ascension: 12h49m45.28s
Declination:43d29m03.49s
Redshift:0.062610
Photometric Redshift:0.031
 

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_i
DES_z
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 14.75
Transient MWEBV processed 0.04
Host match processed 1.84
Host information processed 0.09
Host MWEBV processed 0.06
Global aperture construction processed 0.64
Global aperture photometry processed 6.45
Validate global photometry processed 17.02
Global host SED inference processed 459.28
Local aperture photometry processed 6.17
Validate local photometry processed 0.03
Local host SED inference processed 468.66
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):12h49m44.79s, 43d28m58.52s
semi major axis, semi minor axis (arcsec):1.66, 1.66
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 14.56 1.59 20.992 0.119 AB
SDSS_g 20.2 1.24 20.636 0.067 AB
PanSTARRS_g 21.68 0.49 20.560 0.024 AB
SDSS_r 23.77 1.44 20.460 0.066 AB
PanSTARRS_r 23.91 0.42 20.454 0.019 AB
SDSS_i 29.65 1.76 20.220 0.064 AB
PanSTARRS_i 28.19 0.51 20.275 0.020 AB
PanSTARRS_z 30.03 1.11 20.206 0.040 AB
SDSS_z 31.8 4.52 20.144 0.154 AB
PanSTARRS_y 36.4 2.17 19.997 0.065 AB

Aperture details

RA, DEC (J2000):12h49m45.41s, 43d28m58.79s
semi major axis, semi minor axis (arcsec):14.51, 5.64
angle (degrees, anti-clockwise from east):-18.84
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 211.9 14.27 18.085 0.073 AB
GALEX_NUV 318.69 9.7 17.642 0.033 AB
SDSS_g 1258.52 9.51 16.150 0.008 AB
PanSTARRS_g 1302.75 2.71 16.113 0.002 AB
SDSS_r 1538.63 10.87 15.932 0.008 AB
PanSTARRS_r 1575.78 2.34 15.906 0.002 AB
SDSS_i 2302.69 13.72 15.494 0.006 AB
PanSTARRS_i 2306.38 2.88 15.493 0.001 AB
PanSTARRS_z 2180.1 6.18 15.554 0.003 AB
PanSTARRS_y 2716.31 11.85 15.315 0.005 AB
2MASS_J 2925.64 220.1 14.340 0.082 Vega
2MASS_H 3718.87 355.72 13.606 0.104 Vega
2MASS_K 3616.37 351.57 13.167 0.106 Vega
WISE_W1 2673.4 29.06 12.633 0.012 Vega
WISE_W2 3099.01 41.98 11.833 0.015 Vega
WISE_W3 29688.14 167.71 7.545 0.006 Vega
WISE_W4 149236.16 2726.52 4.345 0.020 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 7.824 8.183 8.428
{\rm log}_{10}({\rm SFR}) -1.665 -0.383 0.180
{\rm log}_{10}({\rm sSFR}) -9.924 -8.464 -7.913
{\rm stellar\ age} 0.068 0.442 4.976

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.685 -1.072 -0.262
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.411 -0.637 0.033

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.202 0.575 1.226
\delta -0.505 -0.117 0.199
\tau_1/\tau_2 0.568 1.093 1.544
Q_{PAH} 1.164 3.109 5.572
U_{min} 3.662 10.209 18.694
{\rm log}_{10}(\gamma_e)\, -2.912 -1.914 -0.785

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.924 -0.866 -0.071
{\rm log}_{10}(\tau_{AGN})\, 0.999 1.490 1.885

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.597 -2.107 -1.373
0.03-0.10 Gyr -1.701 -0.230 0.342
0.10-0.33 Gyr -3.549 -1.106 -0.296
0.33-1.08 Gyr -5.765 -2.862 -1.162
1.08-3.54 Gyr -7.383 -4.078 -1.661
3.54-11.63 Gyr -8.336 -4.429 -1.956
11.63-12.92 Gyr -8.525 -4.057 -1.683

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.983 10.229 10.381
{\rm log}_{10}({\rm SFR}) 0.937 1.174 1.422
{\rm log}_{10}({\rm sSFR}) -9.403 -9.077 -8.622
{\rm stellar\ age} 2.100 5.084 6.687

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.299 -0.081 0.077
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.828 -1.328 0.056

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.481 0.652 0.855
\delta 0.004 0.192 0.317
\tau_1/\tau_2 0.768 1.091 1.400
Q_{PAH} 0.080 0.269 0.621
U_{min} 3.800 9.457 16.299
{\rm log}_{10}(\gamma_e)\, -1.225 -0.818 -0.328

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.782 -1.584 -1.293
{\rm log}_{10}(\tau_{AGN})\, 0.891 1.151 1.469

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 1.045 1.164 1.298
0.03-0.10 Gyr 0.786 1.189 1.494
0.10-0.33 Gyr 0.488 0.885 1.203
0.33-1.08 Gyr -0.235 0.440 0.792
1.08-3.54 Gyr -0.494 0.200 0.542
3.54-11.63 Gyr -0.737 0.113 0.432
11.63-12.92 Gyr -0.934 0.113 0.664