2025zgh

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Information

Transient

Name: AT2025zgh
Right ascension: 22h16m34.50s
Declination: -3d37m01.50s
Discovery Date: Sept. 30, 2025, 9:36 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.077

Host

Name:
Right ascension: 22h16m34.70s
Declination: -3d36m58.92s
Redshift: None
Photometric Redshift: 0.063
 

Processing Status

Cutout download
 Cutout download
processed
 status
Transient information
Transient information
processed
 status
Transient MWEBV
Transient MWEBV
processed
 status
Host match
 Host match
processed
 status
Host information
Host information
processed
 status
Local aperture photometry
 Local aperture photometry
processed
 status
Validate local photometry
 Validate local photometry
processed
 status
Local host SED inference
Local host SED inference
processed
 status
Host MWEBV
Host MWEBV
processed
 status
Global host SED inference
Global host SED inference
processed
 status
Validate global photometry
Validate global photometr...
processed
 status
Global aperture construction
 Global aperture construct...
processed
 status
Global aperture photometry
 Global aperture photometr...
processed
 status
Task Name Status Time taken (s) Warning Flag
Host match processed 4.52
Cutout download processed 18.05
Global aperture construction processed 0.64
Local aperture photometry processed 6.43
Global aperture photometry processed 6.55
Validate local photometry processed 0.02
Validate global photometry processed 16.56
Host information processed 0.11
Global host SED inference processed 605.3
Local host SED inference processed 431.69
Transient information processed 0.0
Transient MWEBV processed 0.04
Host MWEBV processed 0.06
Processing status completed N/A N/A
 

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) = 22h16m34.50s, -3d37m01.50s
semi major axis, semi minor axis (arcsec) = 1.64, 1.64
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 13.53 1.71 21.072 0.137 AB
SDSS_g 27.72 1.45 20.293 0.057 AB
DES_g 29.62 0.3 20.221 0.011 AB
PanSTARRS_g 27.22 0.4 20.313 0.016 AB
SDSS_r 43.81 1.88 19.796 0.047 AB
PanSTARRS_r 42.96 0.39 19.817 0.010 AB
DES_r 50.49 0.71 19.642 0.015 AB
SDSS_i 59.31 2.42 19.467 0.044 AB
PanSTARRS_i 58.05 0.56 19.491 0.010 AB
PanSTARRS_z 63.47 1.38 19.394 0.024 AB
SDSS_z 71.6 5.23 19.263 0.079 AB
DES_z 70.47 1.78 19.280 0.027 AB
PanSTARRS_y 83.67 3.72 19.094 0.048 AB

Aperture details

RA, DEC (J2000) = 22h16m34.68s, -3d36m58.66s
semi major axis, semi minor axis (arcsec) = 9.79, 8.8
angle (degrees, anti-clockwise from east) = -137.16

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 197.3 9.06 18.162 0.050 AB
SDSS_g 418.54 6.03 17.346 0.016 AB
DES_g 458.4 1.23 17.247 0.003 AB
PanSTARRS_g 444.82 2.24 17.280 0.005 AB
SDSS_r 741.16 8.37 16.725 0.012 AB
PanSTARRS_r 718.03 2.14 16.760 0.003 AB
DES_r 797.79 3.02 16.645 0.004 AB
SDSS_i 963.21 11.23 16.441 0.013 AB
PanSTARRS_i 979.0 3.13 16.423 0.003 AB
PanSTARRS_z 1123.76 7.79 16.273 0.008 AB
SDSS_z 1284.06 28.61 16.129 0.024 AB
DES_z 1176.91 7.5 16.223 0.007 AB
PanSTARRS_y 1511.12 21.01 15.952 0.015 AB
2MASS_J 2197.74 201.77 14.650 0.100 Vega
2MASS_H 1557.18 313.28 14.552 0.218 Vega
2MASS_K 1534.49 351.19 14.097 0.248 Vega
WISE_W1 743.98 23.41 14.022 0.034 Vega
WISE_W2 432.03 26.06 13.972 0.065 Vega
WISE_W3 1588.38 134.48 10.724 0.092 Vega
WISE_W4 734.71 683.11 10.115 1.009 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.625 8.835 8.950
{\rm log}_{10}({\rm SFR}) -1.246 -0.760 -0.168
{\rm log}_{10}({\rm sSFR}) -10.158 -9.587 -8.887
{\rm stellar\ age} 1.484 4.696 6.456

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.278 -0.351 -0.016
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.090 0.223 0.389

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.189 0.492 1.027
\delta -0.719 -0.247 0.069
\tau_1/\tau_2 0.747 1.101 1.437
Q_{PAH} 0.914 2.863 5.408
U_{min} 2.977 8.489 15.332
{\rm log}_{10}(\gamma_e)\, -3.017 -1.754 -0.507

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.325 -1.259 -0.257
{\rm log}_{10}(\tau_{AGN})\, 0.951 1.439 1.909

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.232 -0.960 -0.606
0.03-0.10 Gyr -1.354 -0.701 -0.033
0.10-0.33 Gyr -1.143 -0.602 -0.080
0.33-1.08 Gyr -1.629 -0.839 -0.480
1.08-3.54 Gyr -2.132 -1.092 -0.794
3.54-11.62 Gyr -2.682 -1.330 -1.011
11.62-12.91 Gyr -2.747 -1.390 -0.828

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.077 10.198 10.276
{\rm log}_{10}({\rm SFR}) -0.202 0.501 0.996
{\rm log}_{10}({\rm sSFR}) -10.422 -9.719 -9.089
{\rm stellar\ age} 5.871 7.046 8.584

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.779 -0.526 -0.351
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.140 0.298 0.419

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.078 0.192 0.378
\delta -0.922 -0.706 -0.289
\tau_1/\tau_2 0.589 0.988 1.431
Q_{PAH} 0.332 1.324 4.203
U_{min} 2.374 7.554 14.763
{\rm log}_{10}(\gamma_e)\, -3.061 -1.859 -0.881

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.465 -3.619 -2.590
{\rm log}_{10}(\tau_{AGN})\, 1.204 1.682 1.997

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.976 -0.423 -0.171
0.03-0.10 Gyr -0.120 0.646 1.154
0.10-0.33 Gyr -1.339 0.029 0.390
0.33-1.08 Gyr -1.920 -0.076 0.244
1.08-3.54 Gyr -0.850 0.100 0.382
3.54-11.62 Gyr -0.227 0.288 0.435
11.62-12.91 Gyr -0.314 0.352 0.937