2025whm

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Information

Transient

Name: AT2025whm
Right ascension: 22h27m51.68s
Declination: -11d44m17.69s
Discovery Date: Aug. 19, 2025, 10:26 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.041

Host

Name: 962261
Right ascension: 22h27m51.56s
Declination: -11d44m34.53s
Redshift: 0.079658
Photometric Redshift:
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 26.28
Transient MWEBV processed 0.15
Host match processed 4.48
Host information processed 0.15
Host MWEBV processed 0.04
Global aperture construction processed 0.65
Global aperture photometry processed 5.1
Validate global photometry processed 13.47
Global host SED inference processed 585.34
Local aperture photometry processed 5.82
Validate local photometry processed 0.02
Local host SED inference processed 424.58
 

Cutout Download Report

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:
 

Aperture Photometry


Aperture details

RA, DEC (J2000) = 22h27m51.68s, -11d44m17.69s
semi major axis, semi minor axis (arcsec) = 1.33, 1.33
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 8.43 0.15 21.586 0.019 AB
PanSTARRS_g 7.98 0.28 21.645 0.038 AB
PanSTARRS_r 15.35 0.3 20.935 0.021 AB
DES_r 16.77 0.39 20.839 0.025 AB
PanSTARRS_i 21.09 0.33 20.590 0.017 AB
PanSTARRS_z 23.41 0.96 20.477 0.045 AB
DES_z 27.4 1.3 20.306 0.051 AB
PanSTARRS_y 29.59 2.72 20.222 0.100 AB

Aperture details

RA, DEC (J2000) = 22h27m51.52s, -11d44m34.51s
semi major axis, semi minor axis (arcsec) = 10.79, 5.14
angle (degrees, anti-clockwise from east) = -31.92

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 7.63 2.08 21.694 0.297 AB
GALEX_NUV 6.15 0.77 21.927 0.136 AB
DES_g 706.25 1.21 16.778 0.002 AB
PanSTARRS_g 793.11 1.61 16.652 0.002 AB
PanSTARRS_r 1721.01 1.73 15.811 0.001 AB
DES_r 1773.37 3.7 15.778 0.002 AB
PanSTARRS_i 2699.02 1.95 15.322 0.001 AB
PanSTARRS_z 3440.05 5.46 15.059 0.002 AB
DES_z 3425.86 13.84 15.063 0.004 AB
PanSTARRS_y 4276.56 14.92 14.822 0.004 AB
2MASS_J 5716.98 201.67 13.612 0.038 Vega
2MASS_H 7015.59 349.1 12.917 0.054 Vega
2MASS_K 6791.89 377.02 12.482 0.060 Vega
WISE_W1 2879.15 34.99 12.553 0.013 Vega
WISE_W2 1654.45 35.96 12.514 0.024 Vega
WISE_W3 322.34 94.93 12.455 0.320 Vega
 

Imaging data

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Spectral Energy Distribution

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Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.761 8.883 8.989
{\rm log}_{10}({\rm SFR}) -2.294 -1.645 -1.001
{\rm log}_{10}({\rm sSFR}) -11.178 -10.513 -9.871
{\rm stellar\ age} 5.069 6.882 8.218

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.418 -0.818 -0.342
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.578 -0.522 0.264

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.211 0.581 1.058
\delta -0.388 -0.017 0.247
\tau_1/\tau_2 0.666 1.010 1.382
Q_{PAH} 0.927 2.415 4.527
U_{min} 3.010 7.905 14.809
{\rm log}_{10}(\gamma_e)\, -2.883 -1.827 -0.828

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.112 -0.129 0.231
{\rm log}_{10}(\tau_{AGN})\, 1.103 1.440 1.834

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.587 -1.812 -1.237
0.03-0.10 Gyr -2.457 -1.654 -0.922
0.10-0.33 Gyr -2.313 -1.593 -0.915
0.33-1.07 Gyr -2.191 -1.449 -0.869
1.07-3.50 Gyr -1.854 -1.130 -0.861
3.50-11.44 Gyr -1.430 -1.011 -0.833
11.44-12.71 Gyr -1.671 -0.991 -0.440

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 11.176 11.242 11.271
{\rm log}_{10}({\rm SFR}) -1.662 -1.147 -0.706
{\rm log}_{10}({\rm sSFR}) -12.937 -12.384 -11.932
{\rm stellar\ age} 10.514 12.033 12.069

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.570 -0.417 -0.295
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.501 -0.540 0.192

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.160 0.240 0.347
\delta -0.633 -0.360 -0.107
\tau_1/\tau_2 0.440 0.912 1.408
Q_{PAH} 0.488 1.266 2.477
U_{min} 3.259 8.856 16.900
{\rm log}_{10}(\gamma_e)\, -2.648 -1.505 -0.929

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.523 -3.822 -2.847
{\rm log}_{10}(\tau_{AGN})\, 1.029 1.537 1.925

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.449 -0.905 -0.490
0.03-0.10 Gyr -4.038 -1.772 -0.805
0.10-0.33 Gyr -5.692 -2.662 -1.125
0.33-1.07 Gyr -6.467 -2.984 -1.253
1.07-3.50 Gyr -4.168 -2.067 -0.638
3.50-11.44 Gyr -1.937 -0.660 1.049
11.44-12.71 Gyr 2.148 2.384 2.417