2025sar

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Information

Transient

Name: AT2025sar
Right ascension: 22h30m44.75s
Declination: 44d29m35.57s
Discovery Date: July 24, 2025, 9:08 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.145

Host

Name:
Right ascension: 22h30m44.76s
Declination: 44d29m33.33s
Redshift: 0.090377
Photometric Redshift:
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 9.36
Transient MWEBV processed 0.04
Host match processed 6.88
Host information processed 0.16
Host MWEBV processed 0.04
Global aperture construction processed 0.73
Global aperture photometry processed 3.74
Validate global photometry processed 11.68
Global host SED inference processed 486.51
Local aperture photometry processed 4.41
Validate local photometry processed 0.02
Local host SED inference processed 506.49
 

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) = 22h30m44.75s, 44d29m35.57s
semi major axis, semi minor axis (arcsec) = 1.19, 1.19
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_i 104.28 0.38 18.854 0.004 AB
PanSTARRS_z 139.54 0.81 18.538 0.006 AB
PanSTARRS_y 162.76 1.9 18.371 0.013 AB

Aperture details

RA, DEC (J2000) = 22h30m44.76s, 44d29m33.53s
semi major axis, semi minor axis (arcsec) = 10.08, 5.35
angle (degrees, anti-clockwise from east) = -8.36

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 0.69 6.7 24.297 10.486 AB
GALEX_NUV 3.3 2.33 22.604 0.768 AB
PanSTARRS_g 326.01 1.58 17.617 0.005 AB
PanSTARRS_r 764.19 1.85 16.692 0.003 AB
PanSTARRS_i 1193.13 2.18 16.208 0.002 AB
PanSTARRS_z 1585.8 4.75 15.899 0.003 AB
PanSTARRS_y 1951.88 11.61 15.674 0.006 AB
2MASS_J 2699.84 160.01 14.427 0.064 Vega
2MASS_H 3351.94 249.66 13.719 0.081 Vega
2MASS_K 3535.08 311.02 13.191 0.096 Vega
WISE_W1 1378.8 47.41 13.352 0.037 Vega
WISE_W2 797.74 46.43 13.306 0.063 Vega
WISE_W3 495.23 78.41 11.989 0.172 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})\, 9.630 9.810 9.972
{\rm log}_{10}({\rm SFR}) -1.610 -0.790 -0.147
{\rm log}_{10}({\rm sSFR}) -11.566 -10.650 -9.878
{\rm stellar\ age} 3.680 6.728 9.333

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.084 -0.467 -0.069
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.424 -0.692 0.089

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.296 0.702 1.134
\delta -0.683 -0.196 0.149
\tau_1/\tau_2 0.536 0.906 1.325
Q_{PAH} 1.034 3.417 5.837
U_{min} 2.888 8.390 15.535
{\rm log}_{10}(\gamma_e)\, -3.215 -2.125 -1.028

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.465 -1.138 -0.446
{\rm log}_{10}(\tau_{AGN})\, 0.975 1.438 1.950

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.723 -0.788 -0.270
0.03-0.10 Gyr -2.056 -0.905 -0.097
0.10-0.33 Gyr -1.943 -0.707 0.077
0.33-1.06 Gyr -2.016 -0.440 0.218
1.06-3.47 Gyr -2.228 -0.370 0.036
3.47-11.32 Gyr -1.355 -0.170 0.094
11.32-12.57 Gyr -1.067 -0.055 0.774

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.910 10.987 11.062
{\rm log}_{10}({\rm SFR}) -3.342 -1.463 -0.325
{\rm log}_{10}({\rm sSFR}) -14.204 -12.408 -11.336
{\rm stellar\ age} 7.450 9.910 11.911

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.705 -0.500 -0.363
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.488 -0.625 0.139

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.068 0.183 0.370
\delta -0.854 -0.564 -0.165
\tau_1/\tau_2 0.569 1.000 1.411
Q_{PAH} 0.577 1.769 3.855
U_{min} 2.889 8.957 17.233
{\rm log}_{10}(\gamma_e)\, -2.821 -1.831 -1.004

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.504 -3.626 -2.587
{\rm log}_{10}(\tau_{AGN})\, 1.052 1.532 1.936

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -4.495 -1.607 -0.755
0.03-0.10 Gyr -4.307 -1.667 -0.240
0.10-0.33 Gyr -4.709 -1.872 -0.441
0.33-1.06 Gyr -4.727 -1.922 -0.553
1.06-3.47 Gyr -3.159 -1.254 0.132
3.47-11.32 Gyr -1.093 0.922 1.230
11.32-12.57 Gyr 0.663 1.892 2.207