2025agrb

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Information

Transient

Name: AT2025agrb
Right ascension: 15h27m59.02s
Declination: 5d19m38.48s
Discovery Date: Dec. 13, 2025, 1:34 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.040

Host

Name:
Right ascension: 15h27m59.05s
Declination: 5d19m37.93s
Redshift: None
Photometric Redshift: 0.060
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 19.67
Transient MWEBV processed 0.09
Host match processed 5.32
Host information processed 0.11
Host MWEBV processed 0.09
Global aperture construction processed 0.65
Global aperture photometry processed 6.58
Validate global photometry processed 16.63
Global host SED inference processed 666.12
Local aperture photometry processed 6.61
Validate local photometry processed 0.03
Local host SED inference processed 622.16
 

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) = 15h27m59.02s, 5d19m38.48s
semi major axis, semi minor axis (arcsec) = 1.72, 1.72
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 12.48 1.76 21.160 0.153 AB
SDSS_g 26.37 1.41 20.347 0.058 AB
DES_g 26.29 0.27 20.351 0.011 AB
PanSTARRS_g 25.66 0.35 20.377 0.015 AB
SDSS_r 38.31 1.77 19.942 0.050 AB
PanSTARRS_r 35.35 0.5 20.029 0.015 AB
DES_r 39.64 0.43 19.905 0.012 AB
SDSS_i 50.11 2.19 19.650 0.047 AB
PanSTARRS_i 39.81 0.64 19.900 0.017 AB
PanSTARRS_z 51.41 1.09 19.622 0.023 AB
SDSS_z 55.41 7.07 19.541 0.138 AB
DES_z 51.95 1.28 19.611 0.027 AB
PanSTARRS_y 46.81 2.61 19.724 0.061 AB

Aperture details

RA, DEC (J2000) = 15h27m59.05s, 5d19m38.16s
semi major axis, semi minor axis (arcsec) = 5.52, 3.18
angle (degrees, anti-clockwise from east) = -168.66

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 10.23 2.35 21.375 0.250 AB
GALEX_NUV 16.37 0.71 20.865 0.047 AB
SDSS_u 30.98 4.1 20.172 0.144 AB
SDSS_g 49.7 2.21 19.659 0.048 AB
DES_g 51.68 0.42 19.617 0.009 AB
PanSTARRS_g 47.68 0.83 19.704 0.019 AB
SDSS_r 72.36 2.93 19.251 0.044 AB
PanSTARRS_r 71.09 1.18 19.270 0.018 AB
DES_r 79.3 0.68 19.152 0.009 AB
SDSS_i 106.25 4.0 18.834 0.041 AB
PanSTARRS_z 111.61 2.59 18.781 0.025 AB
SDSS_z 116.31 16.93 18.736 0.158 AB
DES_z 109.34 2.06 18.803 0.020 AB
PanSTARRS_y 110.34 6.23 18.793 0.061 AB
WISE_W3 94.96 46.42 13.782 0.531 Vega
 

Imaging data

Click the image to load the interactive plot.


 

Spectral Energy Distribution

 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.325 8.552 8.694
{\rm log}_{10}({\rm SFR}) -2.513 -1.372 -0.379
{\rm log}_{10}({\rm sSFR}) -11.157 -9.985 -8.962
{\rm stellar\ age} 0.742 4.143 6.493

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.338 -0.508 -0.110
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.780 -1.189 -0.140

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.082 0.323 0.821
\delta -0.724 -0.273 0.123
\tau_1/\tau_2 0.583 1.007 1.429
Q_{PAH} 1.522 3.744 5.772
U_{min} 3.487 9.818 17.362
{\rm log}_{10}(\gamma_e)\, -2.849 -1.611 -0.515

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.986 -0.428 0.033
{\rm log}_{10}(\tau_{AGN})\, 0.919 1.437 1.972

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.677 -2.105 -1.456
0.03-0.10 Gyr -2.768 -1.285 -0.218
0.10-0.33 Gyr -1.495 -0.715 -0.114
0.33-1.08 Gyr -3.338 -1.116 -0.671
1.08-3.55 Gyr -3.535 -1.506 -1.084
3.55-11.66 Gyr -4.283 -1.806 -1.284
11.66-12.95 Gyr -4.283 -1.823 -1.046

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.095 9.278 9.446
{\rm log}_{10}({\rm SFR}) -0.382 0.202 0.763
{\rm log}_{10}({\rm sSFR}) -9.636 -9.105 -8.526
{\rm stellar\ age} 4.710 7.561 10.911

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.805 -1.326 -0.405
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.664 0.176 0.412

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.228 0.939 1.574
\delta 0.057 0.244 0.345
\tau_1/\tau_2 0.571 1.046 1.528
Q_{PAH} 0.665 2.207 4.557
U_{min} 3.289 9.108 17.181
{\rm log}_{10}(\gamma_e)\, -3.117 -1.853 -0.937

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.068 -2.396 -0.659
{\rm log}_{10}(\tau_{AGN})\, 1.004 1.396 1.839

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.474 -0.708 -0.222
0.03-0.10 Gyr -0.267 0.339 0.916
0.10-0.33 Gyr -3.259 -1.539 -0.592
0.33-1.08 Gyr -4.317 -1.752 -0.929
1.08-3.55 Gyr -3.682 -1.477 -0.747
3.55-11.66 Gyr -2.237 -0.816 -0.513
11.66-12.95 Gyr -1.606 -0.380 0.429