2025ugu

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Information

Transient

Name: AT2025ugu
Right ascension: 22h28m19.38s
Declination: 29d51m07.91s
Discovery Date: Aug. 15, 2025, 6:23 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.058

Host

Name:
Right ascension: 22h28m19.72s
Declination: 29d51m10.63s
Redshift: 0.066053
Photometric Redshift: 0.056
 

Processing Status

Cutout download
 Cutout download
processed
 status
Transient information
Transient information
processed
 status
Transient MWEBV
Transient MWEBV
processed
 status
Host match
 Host match
processed
 status
Host information
Host information
processed
 status
Local aperture photometry
 Local aperture photometry
processed
 status
Validate local photometry
 Validate local photometry
processed
 status
Local host SED inference
Local host SED inference
processed
 status
Host MWEBV
Host MWEBV
processed
 status
Global host SED inference
Global host SED inference
processed
 status
Validate global photometry
Validate global photometr...
processed
 status
Global aperture construction
 Global aperture construct...
processed
 status
Global aperture photometry
 Global aperture photometr...
processed
 status
Task Name Status Time taken (s) Warning Flag
Host match processed 6.22
Cutout download processed 36.19
Global aperture construction processed 0.67
Local aperture photometry processed 7.02
Global aperture photometry processed 6.3
Validate local photometry processed 0.03
Validate global photometry processed 18.01
Host information processed 0.15
Global host SED inference processed 470.08
Local host SED inference processed 449.18
Transient information processed 0.0
Transient MWEBV processed 0.09
Host MWEBV processed 0.07
Processing status completed N/A N/A
 

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) = 22h28m19.38s, 29d51m07.91s
semi major axis, semi minor axis (arcsec) = 1.58, 1.58
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 9.71 1.34 21.432 0.149 AB
SDSS_g 27.71 1.42 20.294 0.056 AB
DES_g 29.89 0.29 20.211 0.010 AB
PanSTARRS_g 28.8 0.38 20.252 0.014 AB
SDSS_r 53.78 2.04 19.573 0.041 AB
PanSTARRS_r 54.04 0.46 19.568 0.009 AB
DES_r 60.48 0.66 19.446 0.012 AB
SDSS_i 78.61 2.67 19.161 0.037 AB
PanSTARRS_i 76.78 0.59 19.187 0.008 AB
PanSTARRS_z 94.27 1.33 18.964 0.015 AB
SDSS_z 102.92 5.54 18.869 0.058 AB
DES_z 100.89 2.21 18.890 0.024 AB
PanSTARRS_y 115.1 2.99 18.747 0.028 AB

Aperture details

RA, DEC (J2000) = 22h28m19.72s, 29d51m10.80s
semi major axis, semi minor axis (arcsec) = 19.49, 18.33
angle (degrees, anti-clockwise from east) = -29.66

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 85.86 8.23 19.065 0.104 AB
GALEX_NUV 119.49 5.91 18.707 0.054 AB
SDSS_u 647.82 14.64 16.871 0.025 AB
SDSS_g 1530.5 11.16 15.938 0.008 AB
DES_g 1704.43 2.45 15.821 0.002 AB
PanSTARRS_g 1661.31 4.4 15.849 0.003 AB
SDSS_r 2933.76 16.5 15.231 0.006 AB
PanSTARRS_r 3007.58 5.27 15.204 0.002 AB
SDSS_i 4168.05 23.44 14.850 0.006 AB
PanSTARRS_i 4122.8 6.83 14.862 0.002 AB
PanSTARRS_z 4919.96 15.62 14.670 0.003 AB
SDSS_z 5244.78 61.75 14.601 0.013 AB
DES_z 5399.13 16.99 14.569 0.003 AB
PanSTARRS_y 5543.42 35.4 14.541 0.007 AB
2MASS_J 7281.53 432.37 13.350 0.064 Vega
2MASS_H 7978.32 604.87 12.778 0.082 Vega
2MASS_K 9057.0 775.97 12.170 0.093 Vega
WISE_W1 3842.12 45.93 12.240 0.013 Vega
WISE_W2 2280.03 51.77 12.166 0.025 Vega
WISE_W3 5802.38 192.62 9.317 0.036 Vega
WISE_W4 4815.94 977.01 8.073 0.220 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})\, 9.208 9.319 9.437
{\rm log}_{10}({\rm SFR}) -1.690 -1.107 -0.364
{\rm log}_{10}({\rm sSFR}) -10.995 -10.420 -9.673
{\rm stellar\ age} 5.676 7.097 8.958

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.542 -0.868 -0.364
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.658 -0.157 0.348

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.276 0.722 1.152
\delta -0.486 -0.067 0.210
\tau_1/\tau_2 0.661 1.005 1.342
Q_{PAH} 0.771 2.565 5.236
U_{min} 3.019 8.240 15.234
{\rm log}_{10}(\gamma_e)\, -2.954 -1.852 -0.620

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.003 -0.977 -0.139
{\rm log}_{10}(\tau_{AGN})\, 1.071 1.454 1.990

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.049 -1.368 -0.884
0.03-0.10 Gyr -1.764 -1.068 -0.248
0.10-0.33 Gyr -1.789 -1.025 -0.370
0.33-1.08 Gyr -1.940 -0.986 -0.522
1.08-3.53 Gyr -1.590 -0.751 -0.470
3.53-11.59 Gyr -0.965 -0.583 -0.403
11.59-12.88 Gyr -1.147 -0.517 0.182

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.949 11.020 11.132
{\rm log}_{10}({\rm SFR}) -0.006 0.712 1.189
{\rm log}_{10}({\rm sSFR}) -11.130 -10.329 -9.830
{\rm stellar\ age} 7.176 7.873 11.459

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.987 -0.669 -0.480
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.171 0.183 0.422

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.160 0.261 0.423
\delta -0.587 -0.192 0.176
\tau_1/\tau_2 0.551 0.985 1.430
Q_{PAH} 1.461 2.635 4.383
U_{min} 2.884 9.063 16.741
{\rm log}_{10}(\gamma_e)\, -3.040 -2.040 -1.309

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.506 -2.498 -1.818
{\rm log}_{10}(\tau_{AGN})\, 1.087 1.551 1.903

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.959 -1.032 0.143
0.03-0.10 Gyr 0.085 0.856 1.350
0.10-0.33 Gyr -0.495 0.710 1.094
0.33-1.08 Gyr -2.581 -0.205 0.548
1.08-3.53 Gyr -1.698 0.265 0.901
3.53-11.59 Gyr 0.143 1.151 1.315
11.59-12.88 Gyr -0.085 1.334 2.218