2025acg

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Information

Transient

Name: AT2025acg
Right ascension: 12h40m53.15s
Declination: 18d10m23.22s
Discovery Date: Jan. 18, 2025, 12:35 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.016

Host

Name: 2025acg
Right ascension: 12h40m52.99s
Declination: 18d10m03.34s
Redshift: 0.088366
Photometric Redshift: 0.081
 

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 2.01
Cutout download processed 18.67
Global aperture construction processed 0.57
Local aperture photometry processed 5.97
Global aperture photometry processed 6.05
Validate local photometry processed 0.03
Validate global photometry processed 16.36
Host information processed 0.08
Global host SED inference processed 406.54
Local host SED inference processed 857.22
Transient information processed 0.0
Transient MWEBV processed 0.05
Host MWEBV processed 0.05
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) = 12h40m53.15s, 18d10m23.22s
semi major axis, semi minor axis (arcsec) = 1.21, 1.21
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 1.7 0.11 23.326 0.069 AB
PanSTARRS_r 2.05 0.36 23.119 0.192 AB
DES_r 2.65 0.2 22.842 0.083 AB
PanSTARRS_i 1.74 0.36 23.296 0.227 AB
PanSTARRS_z 2.6 0.69 22.861 0.288 AB
DES_z 3.28 0.53 22.610 0.175 AB
PanSTARRS_y 6.72 1.49 21.831 0.241 AB

Aperture details

RA, DEC (J2000) = 12h40m52.99s, 18d10m03.41s
semi major axis, semi minor axis (arcsec) = 5.03, 4.88
angle (degrees, anti-clockwise from east) = -171.24

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 2.08 1.43 23.103 0.747 AB
GALEX_NUV 1.04 0.57 23.861 0.600 AB
SDSS_u 13.29 3.94 21.091 0.322 AB
SDSS_g 198.78 3.91 18.154 0.021 AB
DES_g 218.21 0.79 18.053 0.004 AB
PanSTARRS_g 219.02 1.13 18.049 0.006 AB
SDSS_r 446.63 5.89 17.275 0.014 AB
PanSTARRS_r 429.82 1.5 17.317 0.004 AB
DES_r 486.41 1.76 17.182 0.004 AB
SDSS_i 646.14 7.65 16.874 0.013 AB
PanSTARRS_i 623.79 1.49 16.912 0.003 AB
PanSTARRS_z 786.49 2.73 16.661 0.004 AB
SDSS_z 824.99 15.78 16.609 0.021 AB
DES_z 841.4 5.62 16.587 0.007 AB
PanSTARRS_y 901.99 5.77 16.512 0.007 AB
2MASS_H 1035.87 260.48 14.994 0.273 Vega
WISE_W1 524.34 16.17 14.402 0.033 Vega
WISE_W2 312.95 22.8 14.322 0.079 Vega
WISE_W3 48.41 95.51 14.514 2.142 Vega
WISE_W4 992.69 501.08 9.788 0.548 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})\, 7.160 7.534 7.881
{\rm log}_{10}({\rm SFR}) -1.240 -0.975 -0.566
{\rm log}_{10}({\rm sSFR}) -8.993 -8.399 -7.960
{\rm stellar\ age} 0.058 1.197 5.280

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.968 -0.162 0.111
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.156 -0.590 -0.065

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.883 1.181 1.798
\delta 0.010 0.196 0.317
\tau_1/\tau_2 0.833 1.288 1.746
Q_{PAH} 1.298 3.413 5.727
U_{min} 3.531 9.330 17.461
{\rm log}_{10}(\gamma_e)\, -2.774 -1.404 -0.388

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -0.876 0.076 0.387
{\rm log}_{10}(\tau_{AGN})\, 0.975 1.352 1.891

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.176 -0.876 -0.426
0.03-0.10 Gyr -2.552 -1.147 -0.626
0.10-0.33 Gyr -4.033 -1.910 -1.202
0.33-1.06 Gyr -5.862 -2.653 -1.749
1.06-3.47 Gyr -7.485 -3.498 -2.174
3.47-11.34 Gyr -8.255 -3.647 -2.249
11.34-12.60 Gyr -8.667 -3.577 -2.171

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.226 10.383 10.508
{\rm log}_{10}({\rm SFR}) -3.237 -1.027 -0.389
{\rm log}_{10}({\rm sSFR}) -13.493 -11.398 -10.775
{\rm stellar\ age} 2.482 6.412 8.450

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.565 -1.125 -0.854
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.549 -0.710 0.065

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.443 0.637 0.880
\delta -0.866 -0.706 -0.524
\tau_1/\tau_2 0.554 0.973 1.375
Q_{PAH} 0.684 1.876 3.824
U_{min} 2.656 8.259 15.947
{\rm log}_{10}(\gamma_e)\, -3.265 -2.251 -1.378

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.267 -3.192 -2.160
{\rm log}_{10}(\tau_{AGN})\, 1.063 1.545 1.936

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -4.179 -1.077 -0.407
0.03-0.10 Gyr -4.501 -1.310 -0.363
0.10-0.33 Gyr -3.067 -0.968 -0.034
0.33-1.06 Gyr -1.255 0.145 0.893
1.06-3.47 Gyr -0.816 0.468 0.924
3.47-11.34 Gyr -1.614 0.345 0.694
11.34-12.60 Gyr -2.022 0.347 1.205