2025gnm

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Information

Transient

Name: AT2025gnm
Right ascension: 15h59m18.55s
Declination: 15d42m01.64s
Discovery Date: March 28, 2025, 12:42 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.039

Host

Name: 2025gnm
Right ascension: 15h59m18.49s
Declination: 15d42m01.56s
Redshift: None
Photometric Redshift: 0.199
 

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
no valid phot
 status
Local host SED inference
Local host SED inference
not 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 2.21
Cutout download processed 18.44
Global aperture construction processed 0.64
Local aperture photometry processed 6.67
Global aperture photometry processed 6.71
Validate local photometry no valid phot 0.02
Validate global photometry processed 18.17
Host information processed 0.09
Global host SED inference processed 455.97
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.06
Host MWEBV processed 0.04
Processing status blocked 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) = 15h59m18.55s, 15d42m01.64s
semi major axis, semi minor axis (arcsec) = 0.61, 0.61
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys

Aperture details

RA, DEC (J2000) = 15h59m18.48s, 15d42m01.47s
semi major axis, semi minor axis (arcsec) = 4.43, 3.57
angle (degrees, anti-clockwise from east) = -176.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 14.5 2.92 20.997 0.219 AB
SDSS_g 53.4 2.18 19.581 0.044 AB
DES_g 54.31 0.38 19.563 0.008 AB
PanSTARRS_g 55.98 1.14 19.530 0.022 AB
SDSS_r 111.51 3.13 18.782 0.030 AB
PanSTARRS_r 103.05 1.28 18.867 0.014 AB
DES_r 112.91 0.95 18.768 0.009 AB
SDSS_i 156.91 4.14 18.411 0.029 AB
PanSTARRS_i 146.86 0.82 18.483 0.006 AB
PanSTARRS_z 171.42 2.29 18.315 0.014 AB
SDSS_z 169.59 9.11 18.326 0.058 AB
DES_z 188.07 2.95 18.214 0.017 AB
PanSTARRS_y 185.83 5.94 18.227 0.035 AB
2MASS_J 106.81 113.27 17.934 1.151 Vega
2MASS_H 304.26 155.13 16.324 0.554 Vega
2MASS_K 161.31 225.41 16.543 1.517 Vega
WISE_W1 118.0 14.28 16.021 0.131 Vega
WISE_W2 87.68 15.59 15.704 0.193 Vega
WISE_W3 247.67 59.82 12.741 0.262 Vega
WISE_W4 967.99 478.63 9.815 0.537 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.180 10.324 10.484
{\rm log}_{10}({\rm SFR}) -1.462 -0.205 0.477
{\rm log}_{10}({\rm sSFR}) -11.850 -10.500 -9.788
{\rm stellar\ age} 2.030 4.595 6.532

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.748 -1.326 -0.751
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.495 0.029 0.366

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.262 0.406 0.587
\delta -0.832 -0.532 -0.205
\tau_1/\tau_2 0.529 0.918 1.302
Q_{PAH} 0.465 1.505 3.219
U_{min} 2.762 8.177 15.727
{\rm log}_{10}(\gamma_e)\, -3.239 -2.392 -1.457

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.229 -2.807 -1.645
{\rm log}_{10}(\tau_{AGN})\, 0.943 1.396 1.881

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.791 -0.359 0.115
0.03-0.10 Gyr -2.231 -0.219 0.591
0.10-0.32 Gyr -1.347 0.303 0.974
0.32-1.01 Gyr -0.873 0.607 1.102
1.01-3.21 Gyr -0.323 0.553 0.926
3.21-10.18 Gyr -1.252 0.264 0.674
10.18-11.32 Gyr -1.786 0.082 0.882