2025afvq

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Information

Transient

Name: AT2025afvq
Right ascension: 23h55m18.03s
Declination: 15d56m09.58s
Discovery Date: Dec. 6, 2025, 3:05 a.m.
Classification: Other
Redshift: 0.087900
MW E(B-V): 0.040

Host

Name:
Right ascension: 23h55m17.97s
Declination: 15d56m10.63s
Redshift: None
Photometric Redshift: 0.100
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 18.96
Transient MWEBV processed 0.05
Host match processed 6.42
Host information processed 0.11
Host MWEBV processed 0.04
Global aperture construction processed 2.76
Global aperture photometry failed 0.07
Validate global photometry not processed 20.48
Global host SED inference not processed 423.38
Local aperture photometry failed 0.01
Validate local photometry not processed 0.03
Local host SED inference not processed 457.56
 

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) = 23h55m18.03s, 15d56m09.58s
semi major axis, semi minor axis (arcsec) = 1.09, 1.09
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_r 6.49 0.21 21.869 0.035 AB
PanSTARRS_z 8.56 0.79 21.568 0.100 AB
DES_z 8.23 0.5 21.611 0.066 AB
PanSTARRS_y 5.4 1.55 22.069 0.312 AB

Aperture details

RA, DEC (J2000) = 23h55m17.95s, 15d56m11.00s
semi major axis, semi minor axis (arcsec) = 7.94, 5.64
angle (degrees, anti-clockwise from east) = -60.18

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 5.98 0.74 21.959 0.134 AB
GALEX_NUV 6.12 0.63 21.933 0.112 AB
SDSS_u -5.26 4.97 AB
SDSS_g 33.56 2.42 20.085 0.078 AB
DES_g 35.09 0.46 20.037 0.014 AB
SDSS_r 57.86 3.28 19.494 0.061 AB
PanSTARRS_r 45.57 2.16 19.753 0.051 AB
DES_r 47.36 0.94 19.711 0.021 AB
SDSS_i 48.57 4.23 19.684 0.095 AB
PanSTARRS_i 56.6 2.48 19.518 0.048 AB
PanSTARRS_z 39.62 4.83 19.905 0.132 AB
SDSS_z 147.13 14.27 18.481 0.105 AB
DES_z 58.59 2.03 19.480 0.038 AB
PanSTARRS_y 88.15 9.49 19.037 0.117 AB
2MASS_J 179.08 186.51 17.372 1.131 Vega
2MASS_H 396.09 242.71 16.038 0.665 Vega
2MASS_K 171.88 352.99 16.474 2.230 Vega
WISE_W1 -2.87 9.9 Vega
WISE_W2 7.84 16.91 18.325 2.342 Vega
WISE_W3 155.38 84.39 13.248 0.590 Vega
WISE_W4 702.78 544.46 10.163 0.841 Vega
 

Imaging data

Click the image to load the interactive plot.


 

Spectral Energy Distribution

 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.140 8.396 8.602
{\rm log}_{10}({\rm SFR}) -1.581 -0.982 -0.474
{\rm log}_{10}({\rm sSFR}) -10.027 -9.422 -8.750
{\rm stellar\ age} 1.761 5.120 6.913

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.685 -1.235 -0.612
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.544 -0.889 -0.137

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.338 0.839 1.309
\delta -0.313 0.064 0.295
\tau_1/\tau_2 0.632 0.999 1.387
Q_{PAH} 0.994 2.881 5.216
U_{min} 2.851 7.723 15.237
{\rm log}_{10}(\gamma_e)\, -2.813 -1.745 -0.731

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.088 -0.353 0.220
{\rm log}_{10}(\tau_{AGN})\, 1.041 1.599 1.920

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.588 -0.909 -0.381
0.03-0.10 Gyr -1.961 -1.175 -0.578
0.10-0.33 Gyr -2.061 -1.331 -0.762
0.33-1.06 Gyr -2.225 -1.417 -0.992
1.06-3.44 Gyr -2.703 -1.566 -1.242
3.44-11.21 Gyr -2.923 -1.667 -1.289
11.21-12.45 Gyr -3.039 -1.748 -1.125

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.549 8.776 8.983
{\rm log}_{10}({\rm SFR}) -0.338 -0.010 0.268
{\rm log}_{10}({\rm sSFR}) -9.261 -8.796 -8.333
{\rm stellar\ age} 0.287 1.885 4.636

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.948 -0.204 0.092
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.475 -0.366 -0.253

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.253 0.403 0.623
\delta -0.452 -0.164 0.036
\tau_1/\tau_2 0.833 1.217 1.611
Q_{PAH} 1.306 2.951 5.018
U_{min} 3.000 8.004 15.295
{\rm log}_{10}(\gamma_e)\, -2.833 -1.797 -0.792

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.256 -1.396 -0.591
{\rm log}_{10}(\tau_{AGN})\, 1.050 1.445 1.843

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.407 -0.115 0.086
0.03-0.10 Gyr -0.416 0.014 0.363
0.10-0.33 Gyr -0.571 -0.059 0.277
0.33-1.06 Gyr -2.466 -0.947 -0.283
1.06-3.44 Gyr -3.672 -1.648 -0.944
3.44-11.21 Gyr -4.040 -1.926 -1.165
11.21-12.45 Gyr -3.966 -1.907 -1.028