2025ageh

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Information

Transient

Name: AT2025ageh
Right ascension: 4h37m02.54s
Declination: -2d43m30.16s
Discovery Date: Dec. 6, 2025, 11:25 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.044

Host

Name:
Right ascension: 4h37m03.01s
Declination: -2d43m35.64s
Redshift: None
Photometric Redshift: 0.037
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 6.63
Transient MWEBV processed 0.04
Host match processed 5.16
Host information processed 0.15
Host MWEBV processed 0.04
Global aperture construction processed 0.63
Global aperture photometry processed 5.22
Validate global photometry processed 13.06
Global host SED inference processed 600.39
Local aperture photometry processed 5.27
Validate local photometry processed 0.02
Local host SED inference processed 454.02
 

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) = 4h37m02.54s, -2d43m30.16s
semi major axis, semi minor axis (arcsec) = 2.71, 2.71
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 30.93 0.26 20.174 0.009 AB
PanSTARRS_g 33.34 0.68 20.093 0.022 AB
PanSTARRS_r 54.13 0.92 19.566 0.019 AB
DES_r 51.66 0.62 19.617 0.013 AB
PanSTARRS_i 64.62 0.9 19.374 0.015 AB
PanSTARRS_z 70.37 2.09 19.282 0.032 AB
DES_z 70.74 1.47 19.276 0.022 AB
PanSTARRS_y 79.66 4.56 19.147 0.062 AB

Aperture details

RA, DEC (J2000) = 4h37m03.00s, -2d43m35.27s
semi major axis, semi minor axis (arcsec) = 14.95, 8.09
angle (degrees, anti-clockwise from east) = -47.98

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 508.09 1.06 17.135 0.002 AB
PanSTARRS_g 549.42 2.83 17.050 0.006 AB
PanSTARRS_r 910.11 3.76 16.502 0.004 AB
DES_r 836.49 2.51 16.594 0.003 AB
PanSTARRS_i 1090.97 3.68 16.305 0.004 AB
PanSTARRS_z 1178.13 8.51 16.222 0.008 AB
DES_z 1182.85 6.04 16.218 0.006 AB
PanSTARRS_y 1389.18 18.57 16.043 0.015 AB
2MASS_J 1560.15 284.2 15.022 0.198 Vega
2MASS_H 2074.71 466.57 14.240 0.244 Vega
2MASS_K 1422.23 493.6 14.180 0.377 Vega
WISE_W1 773.54 23.5 13.980 0.033 Vega
WISE_W2 448.95 28.25 13.930 0.068 Vega
WISE_W3 1361.47 127.18 10.891 0.101 Vega
WISE_W4 415.7 617.61 10.733 1.613 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})\, 8.486 8.600 8.707
{\rm log}_{10}({\rm SFR}) -2.333 -1.694 -1.210
{\rm log}_{10}({\rm sSFR}) -10.984 -10.331 -9.779
{\rm stellar\ age} 5.730 7.463 9.520

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.676 -1.270 -0.885
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.805 -1.116 0.178

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.108 0.383 0.761
\delta -0.504 -0.093 0.217
\tau_1/\tau_2 0.707 1.022 1.349
Q_{PAH} 0.870 2.610 4.934
U_{min} 3.093 8.055 14.811
{\rm log}_{10}(\gamma_e)\, -2.911 -1.907 -0.819

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.118 -0.557 -0.152
{\rm log}_{10}(\tau_{AGN})\, 1.097 1.423 1.893

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.475 -1.838 -1.388
0.03-0.10 Gyr -2.457 -1.699 -1.124
0.10-0.33 Gyr -2.512 -1.687 -1.132
0.33-1.09 Gyr -2.569 -1.739 -1.216
1.09-3.61 Gyr -2.333 -1.544 -1.227
3.61-11.93 Gyr -1.761 -1.326 -1.150
11.93-13.26 Gyr -1.817 -1.189 -0.525

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.671 9.792 9.914
{\rm log}_{10}({\rm SFR}) -1.415 -0.737 -0.119
{\rm log}_{10}({\rm sSFR}) -11.237 -10.482 -9.939
{\rm stellar\ age} 5.707 7.344 9.654

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.492 -1.081 -0.753
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.362 0.098 0.397

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.154 0.278 0.426
\delta -0.329 0.077 0.307
\tau_1/\tau_2 0.480 0.823 1.184
Q_{PAH} 1.181 2.602 4.897
U_{min} 3.062 7.973 15.161
{\rm log}_{10}(\gamma_e)\, -3.050 -1.952 -1.267

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.138 -3.054 -2.104
{\rm log}_{10}(\tau_{AGN})\, 1.022 1.466 1.893

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.509 -0.891 -0.590
0.03-0.10 Gyr -1.808 -0.708 0.005
0.10-0.33 Gyr -1.802 -0.623 -0.142
0.33-1.09 Gyr -1.745 -0.561 -0.131
1.09-3.61 Gyr -1.133 -0.260 0.081
3.61-11.93 Gyr -0.656 -0.152 0.059
11.93-13.26 Gyr -0.797 -0.073 0.730