2025grj

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Information

Transient

Name: AT2025grj
Right ascension: 11h22m37.03s
Declination: 37d51m56.90s
Discovery Date: April 3, 2025, 10:35 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.018

Host

Name: 2025grj
Right ascension: 11h22m36.96s
Declination: 37d51m56.63s
Redshift: 0.106178
Photometric Redshift: 0.111
 

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 1.65
Cutout download processed 16.51
Global aperture construction processed 0.65
Local aperture photometry processed 6.26
Global aperture photometry processed 6.22
Validate local photometry processed 0.02
Validate global photometry processed 16.87
Host information processed 0.09
Global host SED inference processed 421.76
Local host SED inference processed 612.86
Transient information processed 0.0
Transient MWEBV processed 0.1
Host MWEBV processed 0.12
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) = 11h22m37.03s, 37d51m56.90s
semi major axis, semi minor axis (arcsec) = 1.03, 1.03
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 124.6 2.1 18.661 0.018 AB
PanSTARRS_y 121.1 1.43 18.692 0.013 AB

Aperture details

RA, DEC (J2000) = 11h22m36.94s, 37d51m56.74s
semi major axis, semi minor axis (arcsec) = 9.28, 3.73
angle (degrees, anti-clockwise from east) = -99.55

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 7.76 4.95 21.676 0.693 AB
SDSS_g 141.74 3.46 18.521 0.026 AB
DES_g 138.06 0.93 18.550 0.007 AB
PanSTARRS_g 154.79 1.29 18.426 0.009 AB
SDSS_r 328.02 5.3 17.610 0.018 AB
PanSTARRS_r 320.84 1.51 17.634 0.005 AB
SDSS_i 478.2 6.71 17.201 0.015 AB
PanSTARRS_i 467.48 1.36 17.226 0.003 AB
PanSTARRS_z 621.56 3.81 16.916 0.007 AB
SDSS_z 626.77 16.1 16.907 0.028 AB
DES_z 668.82 5.06 16.837 0.008 AB
PanSTARRS_y 738.53 8.01 16.729 0.012 AB
2MASS_J 962.96 134.4 15.546 0.152 Vega
2MASS_H 1180.06 207.29 14.853 0.191 Vega
2MASS_K 1336.08 214.9 14.248 0.175 Vega
WISE_W1 500.08 13.28 14.453 0.029 Vega
WISE_W2 312.16 16.19 14.325 0.056 Vega
WISE_W3 500.38 66.18 11.978 0.144 Vega
WISE_W4 -100.39 426.1 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})\, 9.293 9.592 9.777
{\rm log}_{10}({\rm SFR}) -0.503 0.024 0.455
{\rm log}_{10}({\rm sSFR}) -10.194 -9.540 -8.955
{\rm stellar\ age} 2.871 6.057 8.183

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.493 -0.814 -0.236
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.256 -0.667 0.161

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.210 0.508 0.814
\delta -0.792 -0.402 0.108
\tau_1/\tau_2 0.490 0.934 1.375
Q_{PAH} 0.428 1.706 4.369
U_{min} 3.468 8.816 15.880
{\rm log}_{10}(\gamma_e)\, -3.268 -1.990 -0.692

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.599 -1.502 -0.469
{\rm log}_{10}(\tau_{AGN})\, 0.993 1.447 1.930

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.366 0.076 0.535
0.03-0.10 Gyr -1.399 -0.228 0.483
0.10-0.32 Gyr -1.852 -0.520 0.124
0.32-1.06 Gyr -1.866 -0.496 0.052
1.06-3.43 Gyr -1.706 -0.591 -0.119
3.43-11.14 Gyr -1.385 -0.455 -0.104
11.14-12.38 Gyr -1.523 -0.416 0.373

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.512 10.586 10.671
{\rm log}_{10}({\rm SFR}) -1.804 -0.845 -0.145
{\rm log}_{10}({\rm sSFR}) -12.414 -11.403 -10.737
{\rm stellar\ age} 6.934 7.723 10.596

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.582 -0.435 -0.325
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.394 -0.684 -0.011

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.211 0.318 0.453
\delta -0.905 -0.713 -0.371
\tau_1/\tau_2 0.595 0.966 1.335
Q_{PAH} 1.160 2.871 4.928
U_{min} 2.473 7.872 15.251
{\rm log}_{10}(\gamma_e)\, -2.542 -1.570 -0.763

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.249 -3.022 -1.940
{\rm log}_{10}(\tau_{AGN})\, 1.103 1.622 1.972

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.018 -0.909 -0.288
0.03-0.10 Gyr -2.101 -0.873 -0.082
0.10-0.32 Gyr -2.112 -0.778 -0.028
0.32-1.06 Gyr -2.170 -0.707 0.029
1.06-3.43 Gyr -1.297 -0.011 0.554
3.43-11.14 Gyr 0.191 0.743 0.877
11.14-12.38 Gyr 0.362 0.951 1.708