2025smc

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Information

Transient

Name: AT2025smc
Right ascension: 0h50m08.67s
Declination: -10d06m15.21s
Discovery Date: July 28, 2025, 12:15 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.030

Host

Name: PGC002925
Right ascension: 0h50m08.69s
Declination: -10d06m15.37s
Redshift: 0.019606
Photometric Redshift:
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 41.94
Transient MWEBV processed 0.1
Host match processed 4.72
Host information processed 0.15
Host MWEBV processed 0.05
Global aperture construction processed 0.64
Global aperture photometry processed 5.41
Validate global photometry processed 16.25
Global host SED inference processed 373.36
Local aperture photometry processed 6.28
Validate local photometry processed 0.03
Local host SED inference processed 652.42
 

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) = 0h50m08.67s, -10d06m15.21s
semi major axis, semi minor axis (arcsec) = 5.03, 5.03
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 190.21 9.87 18.202 0.056 AB
SDSS_u 616.26 8.07 16.926 0.014 AB
SDSS_g 1492.29 10.16 15.965 0.007 AB
DES_g 1565.38 1.7 15.913 0.001 AB
PanSTARRS_g 1508.18 1.46 15.954 0.001 AB
SDSS_r 2262.87 12.65 15.513 0.006 AB
PanSTARRS_r 2220.53 1.33 15.534 0.001 AB
DES_r 2430.3 3.58 15.436 0.002 AB
SDSS_i 2719.15 14.39 15.314 0.006 AB
PanSTARRS_i 2687.72 2.26 15.327 0.001 AB
PanSTARRS_z 3037.37 4.14 15.194 0.001 AB
SDSS_z 3286.06 25.73 15.108 0.009 AB
DES_z 3235.73 10.77 15.125 0.004 AB
PanSTARRS_y 3613.93 11.8 15.005 0.004 AB
2MASS_J 4107.62 95.15 13.971 0.025 Vega
2MASS_H 4716.91 137.4 13.348 0.032 Vega
2MASS_K 3631.68 199.45 13.162 0.060 Vega

Aperture details

RA, DEC (J2000) = 0h50m08.64s, -10d06m15.61s
semi major axis, semi minor axis (arcsec) = 10.94, 10.07
angle (degrees, anti-clockwise from east) = -127.44

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 304.05 12.48 17.693 0.045 AB
GALEX_NUV 375.85 8.07 17.462 0.023 AB
SDSS_u 833.64 12.83 16.598 0.017 AB
SDSS_g 1947.1 11.98 15.677 0.007 AB
DES_g 2011.02 2.06 15.641 0.001 AB
PanSTARRS_g 1989.43 2.78 15.653 0.002 AB
SDSS_r 2886.57 15.09 15.249 0.006 AB
PanSTARRS_r 2872.62 2.52 15.254 0.001 AB
DES_r 3140.57 4.2 15.157 0.001 AB
SDSS_i 3492.47 18.46 15.042 0.006 AB
PanSTARRS_i 3518.08 4.46 15.034 0.001 AB
PanSTARRS_z 3932.14 8.4 14.913 0.002 AB
SDSS_z 4266.23 47.17 14.825 0.012 AB
DES_z 4161.16 12.39 14.852 0.003 AB
PanSTARRS_y 4813.87 24.46 14.694 0.006 AB
2MASS_J 5267.86 200.61 13.701 0.041 Vega
2MASS_H 6362.76 291.48 13.023 0.050 Vega
2MASS_K 4343.91 426.79 12.967 0.107 Vega
WISE_W1 2550.27 31.68 12.685 0.013 Vega
WISE_W2 1664.67 37.29 12.508 0.024 Vega
WISE_W3 8394.32 140.23 8.916 0.018 Vega
WISE_W4 9191.4 980.91 7.372 0.116 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})\, 9.331 9.515 9.663
{\rm log}_{10}({\rm SFR}) -0.201 0.235 0.577
{\rm log}_{10}({\rm sSFR}) -9.723 -9.295 -8.865
{\rm stellar\ age} 2.571 5.867 7.723

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.676 -0.980 -0.535
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.378 0.227 0.408

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.256 0.790 1.115
\delta -0.347 -0.003 0.159
\tau_1/\tau_2 0.586 0.963 1.348
Q_{PAH} 0.349 1.821 3.546
U_{min} 2.805 8.552 16.174
{\rm log}_{10}(\gamma_e)\, -3.511 -2.202 -0.961

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.570 -3.400 -1.015
{\rm log}_{10}(\tau_{AGN})\, 0.933 1.443 1.888

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.718 -0.378 -0.074
0.03-0.10 Gyr -0.117 0.358 0.718
0.10-0.33 Gyr -0.622 0.076 0.537
0.33-1.10 Gyr -1.303 -0.464 -0.047
1.10-3.66 Gyr -1.205 -0.497 -0.144
3.66-12.15 Gyr -1.546 -0.561 -0.279
12.15-13.50 Gyr -1.704 -0.542 0.052

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.494 9.568 9.637
{\rm log}_{10}({\rm SFR}) 0.002 0.185 0.358
{\rm log}_{10}({\rm sSFR}) -9.609 -9.388 -9.180
{\rm stellar\ age} 5.925 6.958 7.943

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.682 -0.490 -0.362
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.125 0.229 0.353

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.188 0.314 0.463
\delta -0.432 -0.194 -0.025
\tau_1/\tau_2 0.690 1.043 1.393
Q_{PAH} 0.455 1.096 2.042
U_{min} 2.317 6.592 12.704
{\rm log}_{10}(\gamma_e)\, -3.461 -2.662 -1.869

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.485 -2.465 -1.943
{\rm log}_{10}(\tau_{AGN})\, 1.011 1.428 1.870

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.586 -0.433 -0.295
0.03-0.10 Gyr 0.113 0.318 0.497
0.10-0.33 Gyr -0.555 -0.143 0.119
0.33-1.10 Gyr -0.866 -0.511 -0.283
1.10-3.66 Gyr -0.750 -0.461 -0.253
3.66-12.15 Gyr -0.562 -0.357 -0.231
12.15-13.50 Gyr -0.728 -0.295 0.090