2025zrf

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Information

Transient

Name: AT2025zrf
Right ascension: 9h25m22.39s
Declination: 38d20m09.45s
Discovery Date: Sept. 15, 2025, 12:29 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.011

Host

Name:
Right ascension: 9h25m22.24s
Declination: 38d20m09.42s
Redshift: None
Photometric Redshift: 0.053
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 16.79
Transient MWEBV processed 0.08
Host match processed 5.2
Host information processed 0.11
Host MWEBV processed 0.06
Global aperture construction processed 2.72
Global aperture photometry processed 5.24
Validate global photometry processed 14.75
Global host SED inference processed 466.34
Local aperture photometry processed 5.13
Validate local photometry processed 0.02
Local host SED inference processed 496.57
 

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) = 9h25m22.39s, 38d20m09.45s
semi major axis, semi minor axis (arcsec) = 1.94, 1.94
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 1.73 1.52 23.303 0.955 AB
SDSS_g 5.23 0.82 22.104 0.169 AB
PanSTARRS_g 5.03 0.33 22.146 0.072 AB
SDSS_r 7.01 1.24 21.786 0.192 AB
PanSTARRS_r 7.18 0.37 21.760 0.057 AB
SDSS_i 6.16 1.94 21.927 0.343 AB
PanSTARRS_i 8.34 0.39 21.597 0.051 AB
PanSTARRS_z 11.38 1.06 21.260 0.101 AB
SDSS_z 19.9 8.05 20.653 0.439 AB
PanSTARRS_y 10.06 2.54 21.393 0.274 AB

Aperture details

RA, DEC (J2000) = 9h25m22.23s, 38d20m09.89s
semi major axis, semi minor axis (arcsec) = 8.49, 3.9
angle (degrees, anti-clockwise from east) = -174.66

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 5.13 2.27 22.125 0.481 AB
GALEX_NUV 8.15 0.59 21.622 0.078 AB
SDSS_u -5.1 4.49 AB
SDSS_g 26.33 2.17 20.349 0.090 AB
PanSTARRS_g 26.73 0.98 20.333 0.040 AB
SDSS_r 23.49 3.39 20.473 0.157 AB
PanSTARRS_r 36.53 1.11 19.993 0.033 AB
SDSS_i 20.24 5.64 20.635 0.302 AB
PanSTARRS_i 40.59 1.16 19.879 0.031 AB
PanSTARRS_z 50.31 3.12 19.646 0.067 AB
SDSS_z 53.79 23.8 19.573 0.480 AB
PanSTARRS_y 38.93 7.47 19.924 0.208 AB
2MASS_J 233.77 137.5 17.083 0.639 Vega
2MASS_H -126.57 224.0 Vega
2MASS_K -338.37 219.57 Vega
WISE_W1 16.28 7.9 18.172 0.527 Vega
WISE_W2 4.28 11.98 18.983 3.042 Vega
WISE_W3 -74.0 74.98 Vega
WISE_W4 -392.11 429.17 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})\, 7.728 7.966 8.137
{\rm log}_{10}({\rm SFR}) -2.178 -1.586 -0.844
{\rm log}_{10}({\rm sSFR}) -10.195 -9.598 -8.565
{\rm stellar\ age} 1.691 5.786 7.400

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.363 -0.558 -0.062
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.671 -1.083 -0.024

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.324 0.840 1.495
\delta -0.177 0.105 0.302
\tau_1/\tau_2 0.668 1.060 1.432
Q_{PAH} 1.190 3.092 5.254
U_{min} 3.072 8.190 15.447
{\rm log}_{10}(\gamma_e)\, -2.716 -1.643 -0.609

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.286 -0.258 0.292
{\rm log}_{10}(\tau_{AGN})\, 1.123 1.550 1.937

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.548 -1.844 -1.162
0.03-0.10 Gyr -2.251 -1.592 -0.754
0.10-0.33 Gyr -2.524 -1.815 -1.248
0.33-1.08 Gyr -3.087 -1.979 -1.575
1.08-3.57 Gyr -3.372 -2.043 -1.727
3.57-11.74 Gyr -3.595 -2.060 -1.766
11.74-13.05 Gyr -3.636 -2.143 -1.557

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.079 8.449 8.609
{\rm log}_{10}({\rm SFR}) -1.019 -0.542 -0.125
{\rm log}_{10}({\rm sSFR}) -9.598 -8.975 -8.148
{\rm stellar\ age} 1.253 5.866 7.686

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.796 -0.204 0.051
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.738 -1.490 -1.106

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.108 0.565 0.975
\delta -0.210 0.205 0.345
\tau_1/\tau_2 0.721 1.219 1.655
Q_{PAH} 1.805 3.846 5.609
U_{min} 3.702 9.185 16.368
{\rm log}_{10}(\gamma_e)\, -3.014 -1.807 -0.643

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.519 -1.400 -0.357
{\rm log}_{10}(\tau_{AGN})\, 1.077 1.482 1.882

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.371 -0.959 -0.563
0.03-0.10 Gyr -0.980 -0.476 0.001
0.10-0.33 Gyr -2.082 -1.231 -0.770
0.33-1.08 Gyr -3.047 -1.766 -1.343
1.08-3.57 Gyr -3.352 -1.724 -1.332
3.57-11.74 Gyr -3.471 -1.642 -1.313
11.74-13.05 Gyr -3.160 -1.549 -0.937