2025abvn

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Information

Transient

Name: AT2025abvn
Right ascension: 0h45m39.65s
Declination: 17d54m40.02s
Discovery Date: Oct. 24, 2025, 5:38 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.052

Host

Name:
Right ascension: 0h45m39.49s
Declination: 17d54m39.83s
Redshift: None
Photometric Redshift: 0.066
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 2.77
Transient MWEBV processed 0.08
Host match processed 5.45
Host information processed 0.08
Host MWEBV processed 0.05
Global aperture construction processed 0.64
Global aperture photometry processed 6.9
Validate global photometry processed 18.18
Global host SED inference processed 398.99
Local aperture photometry processed 6.78
Validate local photometry processed 0.03
Local host SED inference processed 465.6
 

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) = 0h45m39.65s, 17d54m40.02s
semi major axis, semi minor axis (arcsec) = 1.57, 1.57
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 11.1 1.54 21.286 0.151 AB
SDSS_g 50.57 1.9 19.640 0.041 AB
DES_g 50.38 0.32 19.644 0.007 AB
PanSTARRS_g 47.8 0.42 19.701 0.009 AB
SDSS_r 113.92 2.88 18.759 0.027 AB
PanSTARRS_r 102.8 0.5 18.870 0.005 AB
DES_r 117.7 0.94 18.723 0.009 AB
SDSS_i 180.8 3.77 18.257 0.023 AB
PanSTARRS_i 164.05 0.61 18.363 0.004 AB
PanSTARRS_z 217.76 1.39 18.055 0.007 AB
SDSS_z 261.24 6.61 17.857 0.027 AB
DES_z 242.19 3.46 17.940 0.016 AB
PanSTARRS_y 264.3 2.57 17.845 0.011 AB

Aperture details

RA, DEC (J2000) = 0h45m39.48s, 17d54m39.94s
semi major axis, semi minor axis (arcsec) = 10.53, 4.64
angle (degrees, anti-clockwise from east) = -77.25

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 4.97 2.19 22.159 0.477 AB
GALEX_NUV 11.69 2.76 21.230 0.256 AB
SDSS_u 48.5 6.23 19.686 0.139 AB
SDSS_g 325.96 5.14 17.617 0.017 AB
DES_g 324.14 0.94 17.623 0.003 AB
PanSTARRS_g 332.96 1.76 17.594 0.006 AB
SDSS_r 704.81 7.72 16.780 0.012 AB
PanSTARRS_r 701.83 2.11 16.784 0.003 AB
DES_r 741.29 2.51 16.725 0.004 AB
SDSS_i 1095.89 10.71 16.301 0.011 AB
PanSTARRS_i 1098.56 2.51 16.298 0.002 AB
PanSTARRS_z 1424.86 5.97 16.016 0.005 AB
SDSS_z 1469.39 24.91 15.982 0.018 AB
DES_z 1472.59 8.74 15.980 0.006 AB
PanSTARRS_y 1702.87 11.2 15.822 0.007 AB
2MASS_J 2216.53 154.81 14.641 0.076 Vega
2MASS_H 3167.67 289.11 13.781 0.099 Vega
2MASS_K 2276.82 221.66 13.669 0.106 Vega
WISE_W1 1242.74 22.94 13.465 0.020 Vega
WISE_W2 724.56 25.91 13.411 0.039 Vega
WISE_W3 1084.34 101.39 11.138 0.102 Vega
WISE_W4 1503.43 581.75 9.337 0.420 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})\, 9.737 9.840 9.978
{\rm log}_{10}({\rm SFR}) -1.573 -0.900 -0.347
{\rm log}_{10}({\rm sSFR}) -11.523 -10.770 -10.211
{\rm stellar\ age} 6.369 7.790 11.059

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.535 -0.772 -0.312
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.650 -0.356 0.320

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.453 1.007 1.509
\delta -0.468 -0.121 0.196
\tau_1/\tau_2 0.641 1.021 1.406
Q_{PAH} 0.580 2.014 4.716
U_{min} 2.822 8.280 15.473
{\rm log}_{10}(\gamma_e)\, -3.376 -2.219 -0.787

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.434 -0.985 -0.244
{\rm log}_{10}(\tau_{AGN})\, 0.998 1.347 1.926

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.043 -1.162 -0.670
0.03-0.10 Gyr -1.811 -0.886 -0.229
0.10-0.33 Gyr -2.079 -0.969 -0.242
0.33-1.08 Gyr -2.428 -1.053 -0.216
1.08-3.53 Gyr -2.299 -0.630 -0.011
3.53-11.59 Gyr -0.944 -0.089 0.120
11.59-12.88 Gyr -0.562 0.167 0.954

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.531 10.603 10.705
{\rm log}_{10}({\rm SFR}) -0.888 -0.172 0.295
{\rm log}_{10}({\rm sSFR}) -11.579 -10.777 -10.298
{\rm stellar\ age} 7.225 8.104 11.423

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.166 -0.798 -0.562
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.746 -0.786 0.208

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.557 0.754 0.962
\delta -0.396 -0.211 -0.041
\tau_1/\tau_2 0.555 0.948 1.334
Q_{PAH} 0.297 0.814 1.693
U_{min} 2.319 6.676 13.374
{\rm log}_{10}(\gamma_e)\, -3.637 -3.095 -2.184

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.423 -3.582 -2.611
{\rm log}_{10}(\tau_{AGN})\, 1.023 1.491 1.901

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.323 -0.643 -0.194
0.03-0.10 Gyr -1.006 -0.108 0.440
0.10-0.33 Gyr -0.912 0.045 0.520
0.33-1.08 Gyr -1.876 -0.248 0.258
1.08-3.53 Gyr -1.632 -0.070 0.461
3.53-11.59 Gyr -0.122 0.718 0.873
11.59-12.88 Gyr 0.201 1.020 1.773