2025adfh

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Information

Transient

Name: AT2025adfh
Right ascension: 4h42m40.30s
Declination: -21d56m01.33s
Discovery Date: Oct. 7, 2025, 7:39 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.039

Host

Name:
Right ascension: 4h42m40.58s
Declination: -21d56m02.49s
Redshift: None
Photometric Redshift: 0.061
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 6.51
Transient MWEBV processed 0.04
Host match processed 5.95
Host information processed 0.15
Host MWEBV processed 0.06
Global aperture construction processed 0.63
Global aperture photometry processed 5.08
Validate global photometry processed 11.64
Global host SED inference processed 376.95
Local aperture photometry processed 5.12
Validate local photometry processed 0.02
Local host SED inference processed 413.44
 

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) = 4h42m40.30s, -21d56m01.33s
semi major axis, semi minor axis (arcsec) = 1.7, 1.7
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 37.94 0.18 19.952 0.005 AB
PanSTARRS_g 39.61 0.38 19.906 0.010 AB
PanSTARRS_r 68.76 0.53 19.307 0.008 AB
PanSTARRS_i 89.33 0.58 19.023 0.007 AB
PanSTARRS_z 101.47 1.38 18.884 0.015 AB
DES_z 106.71 1.17 18.829 0.012 AB
PanSTARRS_y 125.15 2.73 18.656 0.024 AB

Aperture details

RA, DEC (J2000) = 4h42m40.61s, -21d56m02.76s
semi major axis, semi minor axis (arcsec) = 19.96, 12.04
angle (degrees, anti-clockwise from east) = -76.43

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 74.28 6.81 19.223 0.100 AB
GALEX_NUV 100.98 4.62 18.889 0.050 AB
DES_g 891.98 1.03 16.524 0.001 AB
PanSTARRS_g 882.13 3.3 16.536 0.004 AB
PanSTARRS_r 1433.2 4.74 16.009 0.004 AB
PanSTARRS_i 1893.69 5.16 15.707 0.003 AB
PanSTARRS_z 2037.63 12.41 15.627 0.007 AB
DES_z 2341.31 5.94 15.476 0.003 AB
PanSTARRS_y 2297.89 24.69 15.497 0.012 AB
WISE_W1 1620.17 27.87 13.177 0.019 Vega
WISE_W2 976.54 36.3 13.087 0.040 Vega
WISE_W3 3000.92 156.78 10.033 0.057 Vega
WISE_W4 4957.17 1167.23 8.042 0.256 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})\, 9.070 9.205 9.322
{\rm log}_{10}({\rm SFR}) -1.778 -1.005 -0.436
{\rm log}_{10}({\rm sSFR}) -11.016 -10.229 -9.526
{\rm stellar\ age} 4.852 6.873 8.619

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.505 -0.925 -0.451
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.606 -0.393 0.248

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.208 0.602 0.999
\delta -0.554 -0.152 0.223
\tau_1/\tau_2 0.685 1.043 1.360
Q_{PAH} 0.852 2.469 5.040
U_{min} 2.869 7.644 14.416
{\rm log}_{10}(\gamma_e)\, -3.158 -2.098 -0.957

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.088 -1.123 -0.292
{\rm log}_{10}(\tau_{AGN})\, 1.032 1.502 1.961

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.914 -1.184 -0.735
0.03-0.10 Gyr -1.942 -1.020 -0.335
0.10-0.33 Gyr -1.849 -0.953 -0.334
0.33-1.08 Gyr -1.839 -1.003 -0.470
1.08-3.55 Gyr -1.683 -0.873 -0.567
3.55-11.65 Gyr -1.193 -0.733 -0.525
11.65-12.95 Gyr -1.334 -0.682 -0.051

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.355 10.415 10.479
{\rm log}_{10}({\rm SFR}) -0.055 0.183 0.435
{\rm log}_{10}({\rm sSFR}) -10.498 -10.246 -9.978
{\rm stellar\ age} 5.507 6.513 7.446

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.735 -0.516 -0.347
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.702 -0.067 0.325

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.145 0.253 0.412
\delta -0.472 -0.041 0.228
\tau_1/\tau_2 0.749 1.091 1.412
Q_{PAH} 1.195 2.352 4.030
U_{min} 2.295 6.839 13.615
{\rm log}_{10}(\gamma_e)\, -3.194 -2.335 -1.535

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.035 -2.887 -2.044
{\rm log}_{10}(\tau_{AGN})\, 0.974 1.388 1.845

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.165 0.130 0.289
0.03-0.10 Gyr -0.147 0.211 0.528
0.10-0.33 Gyr 0.083 0.417 0.717
0.33-1.08 Gyr 0.185 0.438 0.646
1.08-3.55 Gyr 0.336 0.552 0.725
3.55-11.65 Gyr 0.319 0.507 0.632
11.65-12.95 Gyr 0.034 0.496 0.871