2025ggj

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Information

Transient

Name: AT2025ggj
Right ascension: 15h04m31.99s
Declination: 22d52m07.20s
Discovery Date: March 24, 2025, 10:30 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.047

Host

Name: 2025ggj
Right ascension: 15h04m32.07s
Declination: 22d52m06.93s
Redshift: 0.116950
Photometric Redshift: 0.109
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 2.05
Cutout download processed 19.34
Global aperture construction processed 0.7
Local aperture photometry processed 7.21
Global aperture photometry processed 7.17
Validate local photometry processed 0.03
Validate global photometry processed 19.74
Host information processed 0.09
Global host SED inference processed 460.37
Local host SED inference not enough filters 17.37
Transient information processed 0.0
Transient MWEBV processed 0.05
Host MWEBV processed 0.04
Log transient processing status blocked 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) = 15h04m31.99s, 22d52m07.20s
semi major axis, semi minor axis (arcsec) = 0.95, 0.95
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 62.91 1.47 19.403 0.025 AB

Aperture details

RA, DEC (J2000) = 15h04m32.07s, 22d52m07.03s
semi major axis, semi minor axis (arcsec) = 8.32, 5.8
angle (degrees, anti-clockwise from east) = -84.63

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 17.02 4.16 20.822 0.265 AB
GALEX_NUV 23.87 3.34 20.455 0.152 AB
SDSS_u 101.45 7.37 18.884 0.079 AB
SDSS_g 181.99 4.01 18.250 0.024 AB
DES_g 206.74 0.69 18.111 0.004 AB
PanSTARRS_g 212.98 1.49 18.079 0.008 AB
SDSS_r 330.71 5.59 17.601 0.018 AB
PanSTARRS_r 348.91 2.17 17.543 0.007 AB
DES_r 362.56 1.55 17.502 0.005 AB
SDSS_i 460.27 8.13 17.242 0.019 AB
PanSTARRS_i 460.45 2.89 17.242 0.007 AB
PanSTARRS_z 516.28 5.36 17.118 0.011 AB
SDSS_z 500.8 22.52 17.151 0.049 AB
DES_z 559.71 4.69 17.030 0.009 AB
PanSTARRS_y 626.17 10.77 16.908 0.019 AB
2MASS_J 669.08 154.58 15.941 0.251 Vega
2MASS_H 798.59 231.95 15.277 0.315 Vega
2MASS_K 551.04 308.94 15.209 0.609 Vega
WISE_W1 392.01 12.96 14.718 0.036 Vega
WISE_W2 259.69 14.35 14.525 0.060 Vega
WISE_W3 811.53 58.27 11.453 0.078 Vega
WISE_W4 834.06 348.03 9.977 0.453 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})\, 10.279 10.344 10.406
{\rm log}_{10}({\rm SFR}) 0.726 0.971 1.199
{\rm log}_{10}({\rm sSFR}) -9.626 -9.386 -9.128
{\rm stellar\ age} 5.847 6.745 8.075

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.570 -0.396 -0.266
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.502 -0.085 0.088

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.167 0.220 0.327
\delta -0.949 -0.819 -0.594
\tau_1/\tau_2 0.498 0.874 1.282
Q_{PAH} 0.437 1.018 2.018
U_{min} 2.401 7.133 14.659
{\rm log}_{10}(\gamma_e)\, -2.849 -1.872 -1.390

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.996 -2.626 -1.881
{\rm log}_{10}(\tau_{AGN})\, 0.999 1.414 1.846

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.013 0.204 0.361
0.03-0.10 Gyr 0.853 1.112 1.348
0.10-0.32 Gyr -0.535 0.334 0.685
0.32-1.05 Gyr -0.713 0.064 0.390
1.05-3.40 Gyr -0.221 0.249 0.508
3.40-11.02 Gyr 0.229 0.461 0.585
11.02-12.25 Gyr 0.073 0.597 1.109