2025aefd

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Information

Transient

Name: AT2025aefd
Right ascension: 2h02m54.42s
Declination: 0d52m34.90s
Discovery Date: Nov. 16, 2025, 4:37 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.023

Host

Name: 1177956
Right ascension: 2h02m54.47s
Declination: 0d52m40.41s
Redshift: 0.075215
Photometric Redshift:
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 17.89
Transient MWEBV processed 0.1
Host match processed 4.25
Host information processed 0.04
Host MWEBV processed 0.05
Global aperture construction processed 0.68
Global aperture photometry processed 6.36
Validate global photometry processed 17.7
Global host SED inference processed 412.9
Local aperture photometry processed 6.16
Validate local photometry processed 0.03
Local host SED inference processed 417.96
 

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) = 2h02m54.42s, 0d52m34.90s
semi major axis, semi minor axis (arcsec) = 1.4, 1.4
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 6.12 0.1 21.933 0.018 AB
PanSTARRS_g 6.69 0.32 21.836 0.052 AB
SDSS_r 10.61 1.05 21.335 0.108 AB
PanSTARRS_r 10.99 0.45 21.297 0.045 AB
DES_r 10.14 0.14 21.385 0.015 AB
SDSS_i 13.64 1.44 21.063 0.114 AB
PanSTARRS_i 13.92 0.28 21.041 0.022 AB
PanSTARRS_z 14.83 1.0 20.973 0.073 AB
SDSS_z 18.12 3.96 20.755 0.238 AB
DES_z 15.37 0.5 20.934 0.035 AB
PanSTARRS_y 26.34 2.39 20.349 0.099 AB

Aperture details

RA, DEC (J2000) = 2h02m54.42s, 0d52m40.92s
semi major axis, semi minor axis (arcsec) = 17.5, 7.61
angle (degrees, anti-clockwise from east) = -78.28

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 37.07 1.16 19.978 0.034 AB
GALEX_NUV 56.93 0.92 19.512 0.018 AB
SDSS_u 39.8 11.6 19.900 0.316 AB
SDSS_g 776.56 8.02 16.675 0.011 AB
DES_g 834.0 1.1 16.597 0.001 AB
PanSTARRS_g 835.84 2.72 16.595 0.004 AB
SDSS_r 1606.67 11.62 15.885 0.008 AB
PanSTARRS_r 1588.46 3.76 15.898 0.003 AB
DES_r 1763.86 1.63 15.784 0.001 AB
SDSS_i 2278.01 15.18 15.506 0.007 AB
PanSTARRS_z 2782.47 8.32 15.289 0.003 AB
SDSS_z 3187.61 34.61 15.141 0.012 AB
DES_z 3081.55 6.25 15.178 0.002 AB
PanSTARRS_y 3503.92 19.6 15.039 0.006 AB
2MASS_J 4861.11 270.72 13.788 0.060 Vega
2MASS_H 5763.83 402.34 13.131 0.076 Vega
2MASS_K 5118.82 448.77 12.789 0.095 Vega
WISE_W1 2595.46 29.69 12.665 0.012 Vega
WISE_W2 1664.4 33.26 12.508 0.022 Vega
WISE_W3 5240.16 124.31 9.428 0.026 Vega
WISE_W4 8214.83 951.53 7.494 0.126 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})\, 8.381 8.539 8.659
{\rm log}_{10}({\rm SFR}) -2.084 -1.433 -0.618
{\rm log}_{10}({\rm sSFR}) -10.661 -10.005 -9.068
{\rm stellar\ age} 1.998 5.816 7.539

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.601 -0.945 -0.273
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.106 -0.361 0.125

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.296 0.821 1.539
\delta -0.162 0.090 0.292
\tau_1/\tau_2 0.707 1.100 1.450
Q_{PAH} 1.042 2.826 5.063
U_{min} 2.820 8.279 15.903
{\rm log}_{10}(\gamma_e)\, -2.882 -1.843 -0.774

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.624 -0.284 0.175
{\rm log}_{10}(\tau_{AGN})\, 1.147 1.447 1.860

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.433 -1.679 -1.057
0.03-0.10 Gyr -2.223 -1.415 -0.522
0.10-0.33 Gyr -2.063 -1.354 -0.631
0.33-1.07 Gyr -2.265 -1.423 -0.873
1.07-3.51 Gyr -2.526 -1.458 -1.145
3.51-11.49 Gyr -2.974 -1.486 -1.210
11.49-12.76 Gyr -2.951 -1.518 -0.928

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.975 11.026 11.093
{\rm log}_{10}({\rm SFR}) -0.281 -0.007 0.233
{\rm log}_{10}({\rm sSFR}) -11.325 -11.029 -10.781
{\rm stellar\ age} 8.028 10.104 11.959

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.444 -0.260 -0.134
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.418 -0.546 0.035

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.167 0.255 0.356
\delta -0.314 -0.066 0.116
\tau_1/\tau_2 0.607 1.044 1.523
Q_{PAH} 2.376 4.141 5.726
U_{min} 2.840 8.444 16.174
{\rm log}_{10}(\gamma_e)\, -1.823 -1.036 -0.364

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.747 -2.537 -1.487
{\rm log}_{10}(\tau_{AGN})\, 1.224 1.760 2.040

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.013 0.193 0.382
0.03-0.10 Gyr -1.305 -0.208 0.233
0.10-0.33 Gyr -1.762 -0.303 0.172
0.33-1.07 Gyr -1.544 -0.255 0.254
1.07-3.51 Gyr -1.606 -0.202 0.394
3.51-11.49 Gyr -0.406 0.952 1.224
11.49-12.76 Gyr 1.289 1.937 2.220