2025xjb

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Information

Transient

Name: AT2025xjb
Right ascension: 9h25m01.49s
Declination: 22d28m54.38s
Discovery Date: Sept. 12, 2025, 12:35 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.025

Host

Name:
Right ascension: 9h25m01.49s
Declination: 22d28m54.35s
Redshift: None
Photometric Redshift: 0.059
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 14.98
Transient MWEBV processed 0.08
Host match processed 5.97
Host information processed 0.11
Host MWEBV processed 0.04
Global aperture construction processed 0.64
Global aperture photometry processed 5.35
Validate global photometry processed 14.65
Global host SED inference processed 478.95
Local aperture photometry processed 6.19
Validate local photometry processed 0.02
Local host SED inference processed 555.0
 

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) = 9h25m01.49s, 22d28m54.38s
semi major axis, semi minor axis (arcsec) = 1.75, 1.75
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 17.71 1.55 20.780 0.095 AB
SDSS_g 41.59 1.73 19.852 0.045 AB
DES_g 42.13 0.4 19.839 0.010 AB
PanSTARRS_g 40.19 0.36 19.890 0.010 AB
SDSS_r 73.54 2.35 19.234 0.035 AB
PanSTARRS_r 67.52 0.46 19.326 0.007 AB
SDSS_i 97.62 2.89 18.926 0.032 AB
PanSTARRS_i 86.08 0.65 19.063 0.008 AB
PanSTARRS_z 112.51 1.52 18.772 0.015 AB
SDSS_z 118.03 5.46 18.720 0.050 AB
PanSTARRS_y 115.66 2.81 18.742 0.026 AB

Aperture details

RA, DEC (J2000) = 9h25m01.48s, 22d28m54.50s
semi major axis, semi minor axis (arcsec) = 11.3, 3.64
angle (degrees, anti-clockwise from east) = -36.44

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 74.52 4.79 19.219 0.070 AB
SDSS_g 136.24 3.49 18.564 0.028 AB
DES_g 142.33 0.82 18.517 0.006 AB
PanSTARRS_g 130.35 1.26 18.612 0.010 AB
SDSS_r 209.43 4.74 18.097 0.025 AB
PanSTARRS_r 204.64 1.59 18.123 0.008 AB
SDSS_i 260.17 6.52 17.862 0.027 AB
PanSTARRS_i 255.43 2.28 17.882 0.010 AB
PanSTARRS_z 274.05 5.44 17.805 0.022 AB
SDSS_z 271.94 17.87 17.814 0.071 AB
PanSTARRS_y 315.85 10.11 17.651 0.035 AB
2MASS_J 339.72 153.86 16.677 0.492 Vega
2MASS_H 427.89 277.67 15.954 0.705 Vega
2MASS_K 100.41 248.54 17.058 2.687 Vega
WISE_W2 118.36 20.19 15.378 0.185 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})\, 9.012 9.158 9.261
{\rm log}_{10}({\rm SFR}) -2.502 -1.459 -0.377
{\rm log}_{10}({\rm sSFR}) -11.700 -10.612 -9.550
{\rm stellar\ age} 3.837 6.643 8.288

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.424 -0.742 -0.353
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.716 -0.992 0.023

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.104 0.568 1.148
\delta -0.450 -0.043 0.269
\tau_1/\tau_2 0.649 1.045 1.451
Q_{PAH} 0.842 2.854 5.273
U_{min} 3.327 9.097 16.593
{\rm log}_{10}(\gamma_e)\, -3.068 -1.576 -0.334

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.841 -0.520 -0.033
{\rm log}_{10}(\tau_{AGN})\, 1.108 1.516 1.957

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.639 -2.239 -1.547
0.03-0.10 Gyr -2.552 -1.357 -0.233
0.10-0.33 Gyr -1.631 -0.857 -0.065
0.33-1.08 Gyr -2.212 -1.043 -0.520
1.08-3.55 Gyr -1.930 -0.903 -0.578
3.55-11.67 Gyr -1.793 -0.793 -0.589
11.67-12.97 Gyr -1.962 -0.829 -0.149

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.249 9.451 9.653
{\rm log}_{10}({\rm SFR}) -0.295 0.147 0.529
{\rm log}_{10}({\rm sSFR}) -9.824 -9.322 -8.849
{\rm stellar\ age} 3.998 6.641 9.048

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.613 -0.954 -0.349
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.168 0.288 0.436

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.242 0.432 0.721
\delta -0.630 -0.230 0.115
\tau_1/\tau_2 0.522 0.936 1.357
Q_{PAH} 0.945 2.590 4.733
U_{min} 2.933 7.912 15.459
{\rm log}_{10}(\gamma_e)\, -3.372 -2.406 -1.199

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.982 -2.732 -1.851
{\rm log}_{10}(\tau_{AGN})\, 0.940 1.369 1.855

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.685 -0.843 -0.519
0.03-0.10 Gyr -0.172 0.290 0.684
0.10-0.33 Gyr -2.239 -0.407 0.107
0.33-1.08 Gyr -2.850 -0.808 -0.322
1.08-3.55 Gyr -2.199 -0.690 -0.315
3.55-11.67 Gyr -1.725 -0.619 -0.279
11.67-12.97 Gyr -1.548 -0.464 0.396