2025xos

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Information

Transient

Name: AT2025xos
Right ascension: 1h24m44.07s
Declination: 1d56m36.47s
Discovery Date: Sept. 14, 2025, 11:45 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.027

Host

Name:
Right ascension: 1h24m44.02s
Declination: 1d56m37.09s
Redshift: None
Photometric Redshift: 0.082
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 18.23
Transient MWEBV processed 0.09
Host match processed 7.14
Host information processed 0.11
Host MWEBV processed 0.1
Global aperture construction processed 0.62
Global aperture photometry processed 6.47
Validate global photometry processed 17.26
Global host SED inference processed 392.44
Local aperture photometry processed 6.91
Validate local photometry processed 0.03
Local host SED inference processed 467.31
 

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) = 1h24m44.07s, 1d56m36.47s
semi major axis, semi minor axis (arcsec) = 1.3, 1.3
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 73.54 0.27 19.234 0.004 AB
PanSTARRS_r 95.41 0.39 18.951 0.004 AB
DES_r 119.75 0.42 18.704 0.004 AB
SDSS_i 156.73 3.39 18.412 0.023 AB
PanSTARRS_i 119.03 0.41 18.711 0.004 AB
PanSTARRS_z 137.34 0.98 18.556 0.008 AB
SDSS_z 171.03 5.09 18.317 0.032 AB
DES_z 170.93 1.34 18.318 0.009 AB
PanSTARRS_y 142.55 2.01 18.515 0.015 AB

Aperture details

RA, DEC (J2000) = 1h24m44.02s, 1d56m37.17s
semi major axis, semi minor axis (arcsec) = 5.49, 4.6
angle (degrees, anti-clockwise from east) = -88.6

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 19.99 1.2 20.648 0.065 AB
GALEX_NUV 29.37 0.89 20.230 0.033 AB
SDSS_u 77.74 4.35 19.173 0.061 AB
SDSS_g 210.52 4.03 18.092 0.021 AB
DES_g 225.34 0.51 18.018 0.002 AB
PanSTARRS_g 223.24 1.23 18.028 0.006 AB
SDSS_r 346.7 5.31 17.550 0.017 AB
PanSTARRS_r 331.71 1.42 17.598 0.005 AB
DES_r 363.99 0.79 17.497 0.002 AB
SDSS_i 445.34 6.65 17.278 0.016 AB
PanSTARRS_i 442.93 1.46 17.284 0.004 AB
PanSTARRS_z 498.51 3.65 17.156 0.008 AB
SDSS_z 506.16 15.86 17.139 0.034 AB
DES_z 517.8 2.49 17.115 0.005 AB
PanSTARRS_y 549.1 7.6 17.051 0.015 AB
2MASS_J 882.58 127.47 15.641 0.157 Vega
2MASS_H 523.63 194.87 15.735 0.404 Vega
2MASS_K 521.04 229.57 15.270 0.478 Vega
WISE_W1 286.49 12.14 15.058 0.046 Vega
WISE_W2 181.95 16.87 14.911 0.101 Vega
WISE_W3 707.99 56.04 11.601 0.086 Vega
WISE_W4 719.91 327.45 10.137 0.494 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})\, 9.186 9.343 9.452
{\rm log}_{10}({\rm SFR}) -1.138 -0.528 0.127
{\rm log}_{10}({\rm sSFR}) -10.540 -9.853 -9.098
{\rm stellar\ age} 1.985 4.879 6.441

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.269 -0.615 -0.198
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.671 -1.075 -0.274

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.097 0.300 0.721
\delta -0.752 -0.326 0.049
\tau_1/\tau_2 0.694 1.026 1.395
Q_{PAH} 0.998 2.967 5.243
U_{min} 3.338 8.858 15.513
{\rm log}_{10}(\gamma_e)\, -3.038 -1.802 -0.403

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.034 -0.995 -0.258
{\rm log}_{10}(\tau_{AGN})\, 1.087 1.643 2.031

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.109 -0.792 -0.396
0.03-0.10 Gyr -1.288 -0.467 0.250
0.10-0.33 Gyr -0.972 -0.186 0.337
0.33-1.07 Gyr -0.844 -0.285 0.027
1.07-3.49 Gyr -1.178 -0.482 -0.227
3.49-11.41 Gyr -1.873 -0.746 -0.452
11.41-12.68 Gyr -1.923 -0.800 -0.291

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.004 10.068 10.149
{\rm log}_{10}({\rm SFR}) -0.291 0.037 0.344
{\rm log}_{10}({\rm sSFR}) -10.363 -10.009 -9.724
{\rm stellar\ age} 6.335 7.103 8.188

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.328 -0.996 -0.755
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.623 -0.017 0.362

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.123 0.221 0.361
\delta -0.685 -0.307 0.027
\tau_1/\tau_2 0.727 1.087 1.425
Q_{PAH} 0.877 2.132 4.051
U_{min} 2.518 7.553 14.796
{\rm log}_{10}(\gamma_e)\, -2.761 -1.780 -0.924

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.868 -2.400 -1.617
{\rm log}_{10}(\tau_{AGN})\, 1.053 1.452 1.834

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.940 -0.635 -0.447
0.03-0.10 Gyr -0.211 0.171 0.499
0.10-0.33 Gyr -0.166 0.159 0.394
0.33-1.07 Gyr -0.540 -0.103 0.124
1.07-3.49 Gyr -0.453 -0.049 0.179
3.49-11.41 Gyr 0.037 0.211 0.337
11.41-12.68 Gyr -0.180 0.299 0.757