2026cgy

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Information

Transient

Name: AT2026cgy
Right ascension: 7h20m46.20s
Declination: 26d31m47.21s
Discovery Date: Feb. 6, 2026, 7:41 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.060

Host

Name: 20727
Right ascension: 7h20m46.67s
Declination: 26d31m44.19s
Redshift: 0.035533
Photometric Redshift:
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 7.81
Transient MWEBV processed 0.15
Host match processed 4.01
Host information processed 0.11
Host MWEBV processed 0.05
Global aperture construction processed 0.62
Global aperture photometry processed 5.92
Validate global photometry processed 15.72
Global host SED inference processed 393.56
Local aperture photometry processed 5.71
Validate local photometry processed 0.02
Local host SED inference processed 459.18
 

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) = 7h20m46.20s, 26d31m47.21s
semi major axis, semi minor axis (arcsec) = 2.83, 2.83
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 230.41 0.62 17.994 0.003 AB
PanSTARRS_g 217.95 0.71 18.054 0.004 AB
PanSTARRS_r 376.79 0.64 17.460 0.002 AB
DES_r 418.17 1.53 17.347 0.004 AB
PanSTARRS_i 517.08 1.15 17.116 0.002 AB
PanSTARRS_z 633.45 2.72 16.896 0.005 AB
DES_z 719.93 4.33 16.757 0.007 AB
PanSTARRS_y 812.41 6.07 16.626 0.008 AB
2MASS_H 1433.41 117.41 14.641 0.089 Vega

Aperture details

RA, DEC (J2000) = 7h20m46.49s, 26d31m45.94s
semi major axis, semi minor axis (arcsec) = 45.14, 8.9
angle (degrees, anti-clockwise from east) = -56.43

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 193.45 10.28 18.184 0.058 AB
GALEX_NUV 296.57 6.82 17.720 0.025 AB
DES_g 3162.92 2.52 15.150 0.001 AB
PanSTARRS_g 3176.25 4.74 15.145 0.002 AB
PanSTARRS_r 5594.7 4.18 14.531 0.001 AB
DES_r 6038.44 6.14 14.448 0.001 AB
PanSTARRS_i 7683.92 7.86 14.186 0.001 AB
PanSTARRS_z 9266.68 18.86 13.983 0.002 AB
DES_z 10227.4 17.1 13.876 0.002 AB
PanSTARRS_y 11181.45 42.04 13.779 0.004 AB
2MASS_J 15586.09 510.96 12.523 0.036 Vega
2MASS_H 20095.69 844.61 11.775 0.046 Vega
2MASS_K 17298.44 857.92 11.467 0.054 Vega
WISE_W1 9838.12 76.5 11.219 0.008 Vega
WISE_W2 6534.07 87.61 11.023 0.015 Vega
WISE_W3 33662.56 332.73 7.408 0.011 Vega
WISE_W4 44154.74 2322.4 5.668 0.057 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})\, 9.356 9.555 9.701
{\rm log}_{10}({\rm SFR}) -0.797 -0.250 0.251
{\rm log}_{10}({\rm sSFR}) -10.455 -9.827 -9.205
{\rm stellar\ age} 4.012 6.763 8.352

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.295 -0.659 -0.214
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.400 -0.475 -0.023

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.460 0.960 1.323
\delta -0.434 -0.080 0.163
\tau_1/\tau_2 0.604 0.979 1.377
Q_{PAH} 0.366 1.561 3.555
U_{min} 2.756 7.253 14.258
{\rm log}_{10}(\gamma_e)\, -3.342 -2.193 -1.213

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.365 -2.815 -0.667
{\rm log}_{10}(\tau_{AGN})\, 0.994 1.464 1.939

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.639 -0.243 0.050
0.03-0.10 Gyr -1.152 -0.283 0.323
0.10-0.33 Gyr -1.372 -0.433 0.105
0.33-1.09 Gyr -1.344 -0.571 -0.110
1.09-3.61 Gyr -1.240 -0.517 -0.175
3.61-11.95 Gyr -1.106 -0.422 -0.167
11.95-13.28 Gyr -1.242 -0.380 0.170

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.674 10.731 10.835
{\rm log}_{10}({\rm SFR}) 0.551 0.788 1.031
{\rm log}_{10}({\rm sSFR}) -10.241 -9.965 -9.679
{\rm stellar\ age} 6.375 7.237 8.504

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.706 -0.405 -0.202
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.843 -1.338 0.324

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.497 0.669 0.874
\delta -0.063 0.079 0.235
\tau_1/\tau_2 0.627 0.953 1.284
Q_{PAH} 1.061 1.794 2.874
U_{min} 2.254 6.090 12.063
{\rm log}_{10}(\gamma_e)\, -3.593 -2.682 -1.928

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.255 -1.878 -1.500
{\rm log}_{10}(\tau_{AGN})\, 1.145 1.536 1.848

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.411 0.647 0.849
0.03-0.10 Gyr 0.522 0.841 1.131
0.10-0.33 Gyr 0.359 0.752 1.029
0.33-1.09 Gyr 0.131 0.547 0.770
1.09-3.61 Gyr 0.338 0.705 0.899
3.61-11.95 Gyr 0.657 0.836 0.963
11.95-13.28 Gyr 0.475 0.948 1.407