2025oyg

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Information

Transient

Name: AT2025oyg
Right ascension: 23h22m23.45s
Declination: -2d25m23.81s
Discovery Date: June 20, 2025, 11:01 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.040

Host

Name:
Right ascension: 23h22m23.45s
Declination: -2d25m22.77s
Redshift: None
Photometric Redshift: 0.118
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 32.18
Transient MWEBV processed 0.04
Host match processed 6.44
Host information processed 0.14
Host MWEBV processed 0.04
Global aperture construction processed 0.66
Global aperture photometry processed 5.38
Validate global photometry processed 16.03
Global host SED inference processed 420.38
Local aperture photometry processed 6.05
Validate local photometry processed 0.02
Local host SED inference not enough filters 23.84
 

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) = 23h22m23.45s, -2d25m23.81s
semi major axis, semi minor axis (arcsec) = 0.94, 0.94
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_z 8.26 0.39 21.607 0.051 AB

Aperture details

RA, DEC (J2000) = 23h22m23.42s, -2d25m22.71s
semi major axis, semi minor axis (arcsec) = 2.95, 2.43
angle (degrees, anti-clockwise from east) = -139.83

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 2.78 0.39 22.790 0.154 AB
GALEX_NUV 3.98 0.35 22.400 0.095 AB
SDSS_u 8.53 2.84 21.573 0.362 AB
SDSS_g 19.47 1.41 20.677 0.079 AB
DES_g 16.51 0.41 20.855 0.027 AB
PanSTARRS_g 16.74 0.62 20.841 0.040 AB
SDSS_r 24.2 1.89 20.441 0.085 AB
PanSTARRS_r 26.72 0.87 20.333 0.036 AB
SDSS_i 34.33 2.78 20.061 0.088 AB
PanSTARRS_i 30.63 0.9 20.185 0.032 AB
PanSTARRS_z 32.81 1.59 20.110 0.053 AB
SDSS_z 49.17 10.88 19.671 0.240 AB
DES_z 34.49 0.85 20.056 0.027 AB
PanSTARRS_y 22.11 4.37 20.538 0.215 AB
2MASS_J 34.02 77.65 19.176 2.478 Vega
2MASS_H 37.37 126.67 18.601 3.680 Vega
2MASS_K 69.08 145.79 17.464 2.291 Vega
WISE_W1 12.67 6.89 18.444 0.591 Vega
WISE_W2 13.51 8.66 17.735 0.696 Vega
WISE_W3 -68.4 63.19 Vega
WISE_W4 -87.71 414.69 Vega
 

Imaging data

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Spectral Energy Distribution

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Host SED inference


Local parameter details

Documentation

Data not available


Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.889 9.098 9.236
{\rm log}_{10}({\rm SFR}) -0.734 -0.312 0.087
{\rm log}_{10}({\rm sSFR}) -9.891 -9.424 -8.876
{\rm stellar\ age} 1.903 4.744 6.347

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.655 -1.105 -0.312
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.204 -0.713 -0.215

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.184 0.555 0.953
\delta -0.149 0.159 0.314
\tau_1/\tau_2 0.788 1.160 1.532
Q_{PAH} 2.067 4.313 5.860
U_{min} 3.168 8.123 14.719
{\rm log}_{10}(\gamma_e)\, -2.764 -1.638 -0.686

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.431 -1.220 -0.221
{\rm log}_{10}(\tau_{AGN})\, 0.985 1.430 1.865

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.880 -0.461 -0.123
0.03-0.10 Gyr -0.757 -0.283 0.172
0.10-0.32 Gyr -0.690 -0.208 0.228
0.32-1.05 Gyr -1.107 -0.602 -0.238
1.05-3.40 Gyr -1.434 -0.818 -0.557
3.40-11.01 Gyr -1.842 -0.973 -0.686
11.01-12.23 Gyr -2.039 -1.012 -0.495