2025vrf

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Information

Transient

Name: AT2025vrf
Right ascension: 16h20m39.88s
Declination: 20d53m55.89s
Discovery Date: Aug. 27, 2025, 6:15 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.054

Host

Name: SDSSJ162039.89+20535
Right ascension: 16h20m39.84s
Declination: 20d53m55.97s
Redshift: 0.069302
Photometric Redshift: 0.069
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 35.4
Transient MWEBV processed 0.03
Host match processed 3.49
Host information processed 0.14
Host MWEBV processed 0.06
Global aperture construction processed 0.62
Global aperture photometry processed 5.43
Validate global photometry processed 16.4
Global host SED inference processed 1089.95
Local aperture photometry processed 6.19
Validate local photometry processed 0.03
Local host SED inference processed 456.82
 

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) = 16h20m39.88s, 20d53m55.89s
semi major axis, semi minor axis (arcsec) = 1.51, 1.51
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_g 55.09 1.97 19.547 0.039 AB
DES_g 59.02 0.48 19.473 0.009 AB
PanSTARRS_g 56.17 0.45 19.526 0.009 AB
SDSS_r 105.38 2.75 18.843 0.028 AB
PanSTARRS_r 104.03 0.41 18.857 0.004 AB
DES_r 122.52 0.87 18.679 0.008 AB
SDSS_i 151.46 3.36 18.449 0.024 AB
PanSTARRS_i 151.83 0.57 18.447 0.004 AB
PanSTARRS_z 160.37 1.25 18.387 0.008 AB
SDSS_z 176.27 5.53 18.285 0.034 AB
DES_z 191.79 3.07 18.193 0.017 AB
PanSTARRS_y 188.6 2.27 18.211 0.013 AB

Aperture details

RA, DEC (J2000) = 16h20m39.81s, 20d53m56.31s
semi major axis, semi minor axis (arcsec) = 9.5, 5.43
angle (degrees, anti-clockwise from east) = -83.54

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 9.8 3.2 21.422 0.354 AB
GALEX_NUV 35.24 2.64 20.032 0.081 AB
SDSS_u 93.33 6.66 18.975 0.077 AB
SDSS_g 241.81 4.53 17.941 0.020 AB
DES_g 252.97 1.09 17.892 0.005 AB
PanSTARRS_g 245.43 1.99 17.925 0.009 AB
SDSS_r 447.37 6.48 17.273 0.016 AB
PanSTARRS_r 439.92 1.77 17.292 0.004 AB
DES_r 484.55 1.91 17.187 0.004 AB
SDSS_i 623.6 8.18 16.913 0.014 AB
PanSTARRS_i 608.17 2.49 16.940 0.004 AB
PanSTARRS_z 691.17 5.68 16.801 0.009 AB
SDSS_z 737.3 21.93 16.731 0.032 AB
DES_z 740.06 6.45 16.727 0.009 AB
PanSTARRS_y 841.56 10.64 16.587 0.014 AB
2MASS_J 983.21 216.39 15.523 0.239 Vega
2MASS_H 1165.52 325.74 14.866 0.303 Vega
2MASS_K 143.07 373.98 16.673 2.838 Vega
WISE_W1 414.62 14.41 14.657 0.038 Vega
WISE_W2 239.38 15.77 14.613 0.072 Vega
WISE_W3 572.81 86.07 11.831 0.163 Vega
WISE_W4 1183.16 469.74 9.597 0.431 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})\, 9.453 9.559 9.662
{\rm log}_{10}({\rm SFR}) -1.065 -0.607 -0.148
{\rm log}_{10}({\rm sSFR}) -10.656 -10.190 -9.637
{\rm stellar\ age} 6.010 7.331 9.018

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.414 -0.931 -0.608
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.124 0.286 0.419

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.275 0.524 0.826
\delta -0.718 -0.291 0.081
\tau_1/\tau_2 0.708 1.045 1.377
Q_{PAH} 0.647 2.335 4.852
U_{min} 2.764 7.923 14.319
{\rm log}_{10}(\gamma_e)\, -3.080 -1.962 -0.599

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.562 -1.698 -0.673
{\rm log}_{10}(\tau_{AGN})\, 0.958 1.434 1.910

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.850 -0.563 -0.307
0.03-0.10 Gyr -1.350 -0.649 -0.078
0.10-0.33 Gyr -1.526 -0.790 -0.233
0.33-1.07 Gyr -1.507 -0.804 -0.385
1.07-3.52 Gyr -1.291 -0.588 -0.283
3.52-11.55 Gyr -0.654 -0.329 -0.162
11.55-12.84 Gyr -0.743 -0.212 0.392

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.140 10.202 10.301
{\rm log}_{10}({\rm SFR}) 0.022 0.301 0.597
{\rm log}_{10}({\rm sSFR}) -10.216 -9.907 -9.603
{\rm stellar\ age} 7.590 9.288 11.827

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.941 -0.661 -0.516
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.229 0.357 0.458

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.116 0.179 0.302
\delta -0.920 -0.699 -0.336
\tau_1/\tau_2 0.682 1.093 1.553
Q_{PAH} 0.244 0.808 2.033
U_{min} 2.827 7.929 15.734
{\rm log}_{10}(\gamma_e)\, -3.081 -1.868 -1.122

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.419 -3.493 -2.560
{\rm log}_{10}(\tau_{AGN})\, 1.015 1.519 1.904

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.730 -0.343 -0.101
0.03-0.10 Gyr 0.142 0.432 0.741
0.10-0.33 Gyr -2.767 -0.720 -0.119
0.33-1.07 Gyr -4.712 -1.328 -0.632
1.07-3.52 Gyr -3.267 -1.160 -0.422
3.52-11.55 Gyr -0.818 0.255 0.433
11.55-12.84 Gyr 0.122 0.967 1.415