2025erh results

Information

Transient
Name:AT2025erh
Right ascension: 9h37m19.24s
Declination:39d46m42.12s
Discovery Date:March 17, 2025, 6:11 a.m.
Classification:None
Redshift:None
MW E(B-V):0.014
Host
Name:2025erh
Right ascension: 9h37m18.91s
Declination:39d46m35.04s
Redshift:0.023245
Photometric Redshift:0.035
 

Cutout Download Report

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

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 15.6
Transient MWEBV processed 0.16
Host match processed 0.92
Host information processed 0.09
Host MWEBV processed 0.17
Global aperture construction processed 0.69
Global aperture photometry processed 5.19
Validate global photometry processed 14.69
Global host SED inference processed 559.3
Local aperture photometry processed 5.04
Validate local photometry processed 0.02
Local host SED inference processed 502.79
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):9h37m19.24s, 39d46m42.12s
semi major axis, semi minor axis (arcsec):4.26, 4.26
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 36.48 3.56 19.995 0.106 AB
SDSS_g 121.43 3.05 18.689 0.027 AB
DES_g 122.04 0.8 18.684 0.007 AB
PanSTARRS_g 131.17 1.16 18.605 0.010 AB
SDSS_r 229.75 4.47 17.997 0.021 AB
PanSTARRS_r 241.13 1.1 17.944 0.005 AB
SDSS_i 313.29 5.94 17.660 0.021 AB
PanSTARRS_i 345.16 1.05 17.555 0.003 AB
PanSTARRS_z 423.88 2.99 17.332 0.008 AB
SDSS_z 379.07 19.12 17.453 0.055 AB
DES_z 364.59 3.69 17.495 0.011 AB
PanSTARRS_y 546.62 7.08 17.056 0.014 AB
2MASS_J 648.6 90.13 15.975 0.151 Vega
2MASS_H 664.27 137.99 15.477 0.226 Vega
2MASS_K 822.47 149.3 14.774 0.197 Vega

Aperture details

RA, DEC (J2000):9h37m18.91s, 39d46m34.99s
semi major axis, semi minor axis (arcsec):11.22, 10.69
angle (degrees, anti-clockwise from east):-159.69
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 510.66 10.16 17.130 0.022 AB
SDSS_g 1968.21 11.83 15.665 0.007 AB
DES_g 1977.08 3.15 15.660 0.002 AB
PanSTARRS_g 2052.46 3.07 15.619 0.002 AB
PanSTARRS_i 5391.77 2.78 14.571 0.001 AB
SDSS_z 6937.73 51.83 14.297 0.008 AB
DES_z 6714.47 15.21 14.332 0.002 AB
2MASS_J 10088.58 266.13 12.996 0.029 Vega
2MASS_K 11311.27 439.8 11.928 0.042 Vega
WISE_W2 2590.92 48.8 12.027 0.020 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.041 9.174 9.297
{\rm log}_{10}({\rm SFR}) -2.029 -1.236 -0.601
{\rm log}_{10}({\rm sSFR}) -11.235 -10.380 -9.779
{\rm stellar\ age} 7.406 8.789 12.287

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.754 -1.313 -0.779
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.306 0.099 0.388

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.521 0.977 1.332
\delta -0.321 0.011 0.270
\tau_1/\tau_2 0.601 0.967 1.393
Q_{PAH} 0.314 1.121 2.930
U_{min} 2.690 7.843 14.870
{\rm log}_{10}(\gamma_e)\, -3.450 -2.348 -1.012

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.908 -1.718 -0.547
{\rm log}_{10}(\tau_{AGN})\, 0.973 1.323 1.757

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.298 -1.462 -0.922
0.03-0.10 Gyr -2.323 -1.229 -0.500
0.10-0.33 Gyr -3.082 -1.678 -0.888
0.33-1.10 Gyr -3.714 -1.892 -1.139
1.10-3.65 Gyr -3.798 -1.723 -0.945
3.65-12.10 Gyr -1.823 -0.803 -0.590
12.10-13.45 Gyr -0.989 -0.289 0.336

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.255 10.363 10.463
{\rm log}_{10}({\rm SFR}) -2.276 -1.027 -0.135
{\rm log}_{10}({\rm sSFR}) -12.649 -11.394 -10.521
{\rm stellar\ age} 7.600 8.883 12.613

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.517 -1.071 -0.695
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.676 -0.579 0.259

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.433 0.698 0.966
\delta -0.180 0.152 0.308
\tau_1/\tau_2 0.467 0.917 1.383
Q_{PAH} 0.323 1.110 3.312
U_{min} 2.894 8.390 16.403
{\rm log}_{10}(\gamma_e)\, -3.475 -2.403 -1.491

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.647 -3.932 -2.832
{\rm log}_{10}(\tau_{AGN})\, 1.176 1.681 2.015

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.978 -1.584 -0.630
0.03-0.10 Gyr -2.831 -1.059 -0.002
0.10-0.33 Gyr -3.837 -1.309 -0.126
0.33-1.10 Gyr -4.076 -1.575 -0.362
1.10-3.65 Gyr -3.269 -0.828 0.182
3.65-12.10 Gyr -1.453 0.343 0.607
12.10-13.45 Gyr -0.437 0.866 1.561