2025xyz

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Information

Transient

Name: AT2025xyz
Right ascension: 7h30m07.57s
Declination: 68d28m47.01s
Discovery Date: Sept. 18, 2025, 12:09 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.039

Host

Name:
Right ascension: 7h30m07.26s
Declination: 68d28m46.80s
Redshift: None
Photometric Redshift: 0.085
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 5.49
Transient MWEBV processed 0.1
Host match processed 5.51
Host information processed 0.11
Host MWEBV processed 0.05
Global aperture construction processed 0.65
Global aperture photometry processed 4.31
Validate global photometry processed 10.87
Global host SED inference processed 434.35
Local aperture photometry processed 3.87
Validate local photometry processed 0.02
Local host SED inference processed 416.76
 

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) = 7h30m07.57s, 68d28m47.01s
semi major axis, semi minor axis (arcsec) = 1.25, 1.25
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_r 32.72 0.52 20.113 0.017 AB
PanSTARRS_i 48.22 0.42 19.692 0.009 AB
PanSTARRS_z 58.22 1.19 19.487 0.022 AB
PanSTARRS_y 60.79 2.8 19.440 0.050 AB

Aperture details

RA, DEC (J2000) = 7h30m07.23s, 68d28m47.05s
semi major axis, semi minor axis (arcsec) = 3.98, 3.02
angle (degrees, anti-clockwise from east) = -106.02

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 6.86 1.9 21.810 0.300 AB
GALEX_NUV 6.23 1.36 21.913 0.236 AB
PanSTARRS_g 99.94 0.89 18.901 0.010 AB
PanSTARRS_r 190.71 1.42 18.199 0.008 AB
PanSTARRS_i 263.99 1.14 17.846 0.005 AB
PanSTARRS_z 316.58 3.22 17.649 0.011 AB
PanSTARRS_y 358.01 7.55 17.515 0.023 AB
2MASS_J 367.33 76.55 16.592 0.226 Vega
2MASS_H 616.72 108.41 15.557 0.191 Vega
2MASS_K 703.85 126.89 14.944 0.196 Vega
WISE_W1 220.91 12.58 15.340 0.062 Vega
WISE_W2 145.98 16.24 15.150 0.121 Vega
WISE_W3 188.22 73.36 13.039 0.423 Vega
WISE_W4 393.19 411.6 10.793 1.137 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})\, 9.204 9.326 9.479
{\rm log}_{10}({\rm SFR}) -1.600 -1.082 -0.466
{\rm log}_{10}({\rm sSFR}) -10.983 -10.433 -9.837
{\rm stellar\ age} 5.328 6.906 8.562

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.470 -0.872 -0.399
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.609 -0.824 0.094

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.401 0.727 1.090
\delta -0.390 -0.086 0.163
\tau_1/\tau_2 0.651 1.015 1.358
Q_{PAH} 0.843 2.532 5.060
U_{min} 2.980 7.900 14.846
{\rm log}_{10}(\gamma_e)\, -2.978 -1.801 -0.584

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.257 -0.584 -0.157
{\rm log}_{10}(\tau_{AGN})\, 1.065 1.532 1.930

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.609 -1.098 -0.638
0.03-0.10 Gyr -1.812 -1.122 -0.407
0.10-0.33 Gyr -1.919 -1.071 -0.462
0.33-1.07 Gyr -1.915 -0.971 -0.455
1.07-3.48 Gyr -1.509 -0.695 -0.437
3.48-11.37 Gyr -0.975 -0.585 -0.377
11.37-12.63 Gyr -1.086 -0.522 0.123

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.021 10.086 10.177
{\rm log}_{10}({\rm SFR}) -0.981 -0.660 -0.337
{\rm log}_{10}({\rm sSFR}) -11.080 -10.742 -10.386
{\rm stellar\ age} 7.246 8.066 11.132

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.028 -0.718 -0.484
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.560 -0.097 0.344

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.114 0.258 0.445
\delta -0.500 -0.099 0.170
\tau_1/\tau_2 0.641 1.017 1.406
Q_{PAH} 1.309 3.383 5.368
U_{min} 2.807 8.121 15.523
{\rm log}_{10}(\gamma_e)\, -2.373 -1.208 -0.359

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.333 -1.800 -1.103
{\rm log}_{10}(\tau_{AGN})\, 1.176 1.621 1.936

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.291 -0.837 -0.558
0.03-0.10 Gyr -1.071 -0.619 -0.224
0.10-0.33 Gyr -1.450 -0.723 -0.286
0.33-1.07 Gyr -1.739 -0.865 -0.360
1.07-3.48 Gyr -1.558 -0.554 -0.081
3.48-11.37 Gyr -0.390 0.228 0.349
11.37-12.63 Gyr -0.032 0.537 1.253