2025gcm

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Information

Transient

Name: AT2025gcm
Right ascension: 14h02m15.47s
Declination: 7d59m09.22s
Discovery Date: March 27, 2025, 9:03 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.022

Host

Name: 2025gcm
Right ascension: 14h02m15.65s
Declination: 7d59m10.61s
Redshift: 0.053994
Photometric Redshift: 0.068
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 1.98
Cutout download processed 19.53
Global aperture construction processed 0.63
Local aperture photometry processed 6.78
Global aperture photometry processed 6.97
Validate local photometry processed 0.02
Validate global photometry processed 16.66
Host information processed 0.12
Global host SED inference processed 372.16
Local host SED inference processed 428.58
Transient information processed 0.0
Transient MWEBV processed 0.08
Host MWEBV processed 0.05
Log transient processing status processed None
 

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) = 14h02m15.47s, 7d59m09.22s
semi major axis, semi minor axis (arcsec) = 1.9, 1.9
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 33.35 2.13 20.092 0.069 AB
SDSS_g 98.87 2.64 18.912 0.029 AB
DES_g 107.56 0.54 18.821 0.005 AB
PanSTARRS_g 98.62 0.43 18.915 0.005 AB
SDSS_r 151.22 3.31 18.451 0.024 AB
PanSTARRS_r 165.95 0.62 18.350 0.004 AB
DES_r 193.94 1.1 18.181 0.006 AB
SDSS_i 212.35 4.04 18.082 0.021 AB
PanSTARRS_i 230.88 0.73 17.992 0.003 AB
PanSTARRS_z 256.99 1.25 17.875 0.005 AB
SDSS_z 271.49 6.95 17.816 0.028 AB
DES_z 293.42 3.34 17.731 0.012 AB
PanSTARRS_y 319.46 2.82 17.639 0.010 AB

Aperture details

RA, DEC (J2000) = 14h02m15.63s, 7d59m10.70s
semi major axis, semi minor axis (arcsec) = 13.97, 5.24
angle (degrees, anti-clockwise from east) = -101.9

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 29.44 4.32 20.228 0.159 AB
GALEX_NUV 43.85 3.39 19.795 0.084 AB
SDSS_u 135.89 7.81 18.567 0.062 AB
SDSS_g 554.91 6.64 17.039 0.013 AB
DES_g 553.13 1.34 17.043 0.003 AB
PanSTARRS_g 557.28 1.78 17.035 0.003 AB
SDSS_r 891.05 8.74 16.525 0.011 AB
PanSTARRS_r 936.95 2.62 16.471 0.003 AB
DES_r 1007.18 2.66 16.392 0.003 AB
SDSS_i 1268.01 11.25 16.142 0.010 AB
PanSTARRS_i 1265.78 3.1 16.144 0.003 AB
PanSTARRS_z 1428.71 5.39 16.013 0.004 AB
SDSS_z 1585.39 26.85 15.900 0.018 AB
DES_z 1541.56 8.02 15.930 0.006 AB
PanSTARRS_y 1736.91 12.53 15.801 0.008 AB
WISE_W1 1291.17 21.37 13.424 0.018 Vega
WISE_W2 890.82 25.03 13.187 0.031 Vega
WISE_W3 4054.65 86.69 9.706 0.023 Vega
WISE_W4 4568.38 619.75 8.131 0.147 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.279 9.421 9.541
{\rm log}_{10}({\rm SFR}) -0.881 -0.536 -0.169
{\rm log}_{10}({\rm sSFR}) -10.360 -9.960 -9.560
{\rm stellar\ age} 4.454 6.349 7.690

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.056 -0.298 -0.015
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.186 0.106 0.305

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.277 0.490 0.896
\delta -0.786 -0.379 0.012
\tau_1/\tau_2 0.574 0.899 1.220
Q_{PAH} 0.675 2.579 5.090
U_{min} 3.028 8.023 14.638
{\rm log}_{10}(\gamma_e)\, -3.176 -1.705 -0.617

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.171 -2.619 -0.911
{\rm log}_{10}(\tau_{AGN})\, 0.958 1.451 1.934

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.614 -0.410 -0.174
0.03-0.10 Gyr -1.225 -0.605 -0.137
0.10-0.33 Gyr -1.243 -0.618 -0.181
0.33-1.08 Gyr -1.016 -0.500 -0.195
1.08-3.56 Gyr -0.914 -0.482 -0.245
3.56-11.73 Gyr -0.951 -0.540 -0.329
11.73-13.04 Gyr -1.171 -0.538 -0.042

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.058 10.156 10.241
{\rm log}_{10}({\rm SFR}) -0.428 -0.203 0.020
{\rm log}_{10}({\rm sSFR}) -10.590 -10.353 -10.112
{\rm stellar\ age} 3.767 5.758 7.017

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.859 -0.563 -0.322
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.528 0.080 0.328

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.337 0.481 0.672
\delta -0.233 -0.040 0.126
\tau_1/\tau_2 0.677 0.989 1.295
Q_{PAH} 1.172 2.238 3.640
U_{min} 2.682 7.099 14.275
{\rm log}_{10}(\gamma_e)\, -2.845 -2.111 -1.503

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.838 -1.897 -1.539
{\rm log}_{10}(\tau_{AGN})\, 0.943 1.310 1.758

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.101 0.061 0.241
0.03-0.10 Gyr -1.004 -0.415 -0.057
0.10-0.33 Gyr -0.838 -0.320 0.059
0.33-1.08 Gyr -0.105 0.274 0.534
1.08-3.56 Gyr 0.273 0.484 0.670
3.56-11.73 Gyr -0.350 0.171 0.376
11.73-13.04 Gyr -0.907 -0.013 0.528