2025ahij results

Information

Transient
Name:AT2025ahij
Right ascension: 1h43m26.40s
Declination:11d52m08.97s
Discovery Date:Dec. 11, 2025, 4 a.m.
Classification:None
Redshift:None
MW E(B-V):0.038
Host
Name:
Right ascension: 1h43m26.34s
Declination:11d52m10.41s
Redshift:None
Photometric Redshift:0.104
 

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
DES_g
DES_r
DES_z
SDSS_i
SDSS_r
SDSS_u
SDSS_z
SDSS_g
DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 7.49
Transient MWEBV processed 0.06
Host match processed 5.84
Host information processed 0.23
Host MWEBV processed 0.05
Global aperture construction processed 2.98
Global aperture photometry processed 5.7
Validate global photometry processed 11.91
Global host SED inference processed 428.93
Local aperture photometry processed 5.49
Validate local photometry processed 0.02
Local host SED inference processed 569.15
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):1h43m26.40s, 11d52m08.97s
semi major axis, semi minor axis (arcsec):1.05, 1.05
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_z 10.15 0.74 21.384 0.079 AB
PanSTARRS_y 6.81 1.53 21.816 0.244 AB

Aperture details

RA, DEC (J2000):1h43m26.32s, 11d52m10.69s
semi major axis, semi minor axis (arcsec):7.31, 6.0
angle (degrees, anti-clockwise from east):-86.5
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 8.89 1.84 21.527 0.224 AB
GALEX_NUV 9.58 1.62 21.446 0.184 AB
DES_g 48.23 0.57 19.692 0.013 AB
PanSTARRS_g 48.36 1.46 19.689 0.033 AB
PanSTARRS_r 70.2 2.7 19.284 0.042 AB
DES_r 74.33 1.0 19.222 0.015 AB
PanSTARRS_i 92.05 2.12 18.990 0.025 AB
PanSTARRS_z 99.72 4.7 18.903 0.051 AB
DES_z 102.95 2.9 18.868 0.031 AB
PanSTARRS_y 151.15 9.63 18.452 0.069 AB
WISE_W1 35.33 8.1 17.331 0.249 Vega
WISE_W2 33.81 15.76 16.738 0.506 Vega
WISE_W3 16.39 63.46 15.689 4.203 Vega
WISE_W4 0.87 289.56 17.437 363.219 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.056 8.464 8.787
{\rm log}_{10}({\rm SFR}) -1.277 -0.709 -0.249
{\rm log}_{10}({\rm sSFR}) -9.933 -9.174 -8.310
{\rm stellar\ age} 0.768 4.817 7.076

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.590 -0.805 -0.084
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.454 -0.758 -0.027

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.475 0.962 1.498
\delta -0.507 -0.058 0.268
\tau_1/\tau_2 0.507 0.893 1.336
Q_{PAH} 0.994 3.203 5.694
U_{min} 2.923 8.194 15.630
{\rm log}_{10}(\gamma_e)\, -3.017 -1.840 -0.813

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.391 -0.999 0.040
{\rm log}_{10}(\tau_{AGN})\, 0.995 1.478 1.930

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.082 -0.483 -0.039
0.03-0.10 Gyr -2.270 -1.079 -0.373
0.10-0.33 Gyr -2.675 -1.458 -0.697
0.33-1.06 Gyr -3.113 -1.560 -0.971
1.06-3.43 Gyr -3.553 -1.671 -1.151
3.43-11.16 Gyr -3.825 -1.724 -1.144
11.16-12.40 Gyr -3.785 -1.756 -0.961

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.457 9.538 9.612
{\rm log}_{10}({\rm SFR}) -0.436 -0.157 0.143
{\rm log}_{10}({\rm sSFR}) -10.011 -9.701 -9.350
{\rm stellar\ age} 5.384 6.434 7.513

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.642 -0.258 -0.087
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.173 -0.001 0.154

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.071 0.154 0.336
\delta -0.712 -0.289 0.028
\tau_1/\tau_2 0.790 1.189 1.551
Q_{PAH} 0.685 1.914 3.914
U_{min} 2.825 8.138 14.972
{\rm log}_{10}(\gamma_e)\, -2.002 -1.011 -0.319

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.830 -1.609 -0.947
{\rm log}_{10}(\tau_{AGN})\, 1.280 1.657 1.900

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.773 -0.503 -0.298
0.03-0.10 Gyr -0.389 -0.064 0.274
0.10-0.33 Gyr -0.396 -0.109 0.118
0.33-1.06 Gyr -0.833 -0.456 -0.220
1.06-3.43 Gyr -0.765 -0.455 -0.255
3.43-11.16 Gyr -0.585 -0.368 -0.232
11.16-12.40 Gyr -0.794 -0.282 0.173