2025gvg

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Information

Transient

Name: AT2025gvg
Right ascension: 22h16m45.89s
Declination: -25d57m17.10s
Discovery Date: April 5, 2025, 7:09 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.020

Host

Name: 2025gvg
Right ascension: 22h16m45.76s
Declination: -25d57m12.17s
Redshift: 0.059995
Photometric Redshift: 0.040
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 1.71
Cutout download processed 5.04
Global aperture construction processed 0.7
Local aperture photometry processed 4.11
Global aperture photometry processed 4.3
Validate local photometry processed 0.02
Validate global photometry processed 11.95
Host information processed 0.1
Global host SED inference processed 381.72
Local host SED inference processed 467.61
Transient information processed 0.0
Transient MWEBV processed 0.11
Host MWEBV processed 0.06
Log transient processing status processed None
 

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) = 22h16m45.89s, -25d57m17.10s
semi major axis, semi minor axis (arcsec) = 1.73, 1.73
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 55.92 0.43 19.531 0.008 AB
PanSTARRS_r 84.19 0.48 19.087 0.006 AB
PanSTARRS_i 107.46 0.64 18.822 0.006 AB
PanSTARRS_z 118.5 1.38 18.716 0.013 AB
PanSTARRS_y 133.74 2.88 18.584 0.023 AB

Aperture details

RA, DEC (J2000) = 22h16m45.76s, -25d57m11.88s
semi major axis, semi minor axis (arcsec) = 18.85, 11.69
angle (degrees, anti-clockwise from east) = -40.94

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 178.12 2.92 18.273 0.018 AB
GALEX_NUV 267.1 2.15 17.833 0.009 AB
PanSTARRS_g 1836.07 3.62 15.740 0.002 AB
PanSTARRS_r 2667.07 3.95 15.335 0.002 AB
PanSTARRS_i 3546.5 5.4 15.025 0.002 AB
PanSTARRS_z 3756.1 11.69 14.963 0.003 AB
PanSTARRS_y 4257.7 24.74 14.827 0.006 AB
2MASS_J 4744.34 365.98 13.815 0.084 Vega
2MASS_H 6052.61 559.76 13.078 0.100 Vega
2MASS_K 4907.84 622.78 12.835 0.138 Vega
WISE_W1 3006.37 36.02 12.506 0.013 Vega
WISE_W2 1979.99 68.37 12.319 0.037 Vega
WISE_W3 12569.96 237.8 8.478 0.021 Vega
WISE_W4 21194.57 1789.62 6.464 0.092 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})\, 8.986 9.152 9.270
{\rm log}_{10}({\rm SFR}) -2.105 -1.307 -0.585
{\rm log}_{10}({\rm sSFR}) -11.262 -10.428 -9.755
{\rm stellar\ age} 3.792 6.398 7.997

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.582 -1.108 -0.597
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.645 -0.782 0.128

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.117 0.385 0.729
\delta -0.639 -0.246 0.170
\tau_1/\tau_2 0.686 1.043 1.381
Q_{PAH} 0.973 2.817 5.400
U_{min} 2.963 8.388 15.069
{\rm log}_{10}(\gamma_e)\, -2.956 -1.839 -0.487

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.398 -0.822 -0.333
{\rm log}_{10}(\tau_{AGN})\, 1.088 1.550 1.970

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.380 -1.620 -1.158
0.03-0.10 Gyr -2.275 -1.258 -0.442
0.10-0.33 Gyr -1.875 -0.935 -0.281
0.33-1.08 Gyr -1.637 -0.857 -0.371
1.08-3.55 Gyr -1.444 -0.803 -0.525
3.55-11.66 Gyr -1.541 -0.824 -0.585
11.66-12.96 Gyr -1.644 -0.807 -0.245

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.470 10.568 10.680
{\rm log}_{10}({\rm SFR}) 0.461 0.756 1.136
{\rm log}_{10}({\rm sSFR}) -10.123 -9.823 -9.418
{\rm stellar\ age} 4.426 6.227 7.510

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.841 -0.579 -0.350
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.748 -1.065 0.159

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.213 0.336 0.513
\delta -0.468 -0.198 0.038
\tau_1/\tau_2 0.759 1.155 1.513
Q_{PAH} 1.662 2.811 4.273
U_{min} 2.355 7.000 14.292
{\rm log}_{10}(\gamma_e)\, -2.868 -2.018 -1.432

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.843 -1.902 -1.460
{\rm log}_{10}(\tau_{AGN})\, 1.074 1.534 1.901

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.160 0.547 0.804
0.03-0.10 Gyr 0.266 0.804 1.275
0.10-0.33 Gyr 0.177 0.776 1.137
0.33-1.08 Gyr 0.259 0.699 1.013
1.08-3.55 Gyr 0.357 0.680 0.911
3.55-11.66 Gyr 0.237 0.593 0.811
11.66-12.96 Gyr -0.039 0.612 1.087