2025agiv

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Information

Transient

Name: AT2025agiv
Right ascension: 9h21m35.92s
Declination: 27d00m15.82s
Discovery Date: Nov. 25, 2025, 11:26 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.024

Host

Name:
Right ascension: 9h21m35.78s
Declination: 27d00m17.37s
Redshift: None
Photometric Redshift: 0.103
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 21.1
Transient MWEBV processed 0.04
Host match processed 5.19
Host information processed 0.11
Host MWEBV processed 0.04
Global aperture construction processed 0.65
Global aperture photometry processed 6.9
Validate global photometry processed 18.33
Global host SED inference processed 775.69
Local aperture photometry processed 6.83
Validate local photometry processed 0.03
Local host SED inference processed 601.99
 

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) = 9h21m35.92s, 27d00m15.82s
semi major axis, semi minor axis (arcsec) = 1.06, 1.06
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 9.69 0.82 21.435 0.092 AB
PanSTARRS_y 7.73 1.59 21.680 0.223 AB

Aperture details

RA, DEC (J2000) = 9h21m35.78s, 27d00m17.52s
semi major axis, semi minor axis (arcsec) = 6.47, 3.53
angle (degrees, anti-clockwise from east) = -46.38

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 10.01 2.25 21.398 0.244 AB
GALEX_NUV 20.86 2.03 20.602 0.106 AB
SDSS_u 41.45 4.24 19.856 0.111 AB
SDSS_g 63.3 2.56 19.396 0.044 AB
DES_g 60.16 0.57 19.452 0.010 AB
PanSTARRS_g 59.64 1.05 19.461 0.019 AB
SDSS_r 83.46 3.46 19.096 0.045 AB
PanSTARRS_r 75.13 1.2 19.210 0.017 AB
DES_r 79.36 1.12 19.151 0.015 AB
SDSS_i 84.09 5.08 19.088 0.066 AB
PanSTARRS_i 81.87 1.41 19.117 0.019 AB
PanSTARRS_z 101.68 2.8 18.882 0.030 AB
SDSS_z 108.97 16.47 18.807 0.164 AB
DES_z 96.84 2.93 18.935 0.033 AB
PanSTARRS_y 91.41 7.0 18.997 0.083 AB
2MASS_J 58.95 124.59 18.579 2.295 Vega
2MASS_H 142.91 181.61 17.145 1.380 Vega
2MASS_K -129.86 204.4 Vega
WISE_W1 31.76 10.21 17.446 0.349 Vega
WISE_W2 38.23 16.66 16.605 0.473 Vega
WISE_W3 18.75 75.67 15.543 4.381 Vega
WISE_W4 -304.47 445.38 Vega
 

Imaging data

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Spectral Energy Distribution

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Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 7.891 8.327 8.757
{\rm log}_{10}({\rm SFR}) -1.194 -0.735 -0.283
{\rm log}_{10}({\rm sSFR}) -9.778 -9.090 -8.262
{\rm stellar\ age} 0.666 4.657 7.223

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.491 -0.610 -0.025
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.497 -0.815 -0.129

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.498 0.969 1.476
\delta -0.467 0.009 0.284
\tau_1/\tau_2 0.555 0.965 1.404
Q_{PAH} 0.703 2.135 4.609
U_{min} 2.828 8.167 15.349
{\rm log}_{10}(\gamma_e)\, -3.034 -1.939 -0.554

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.932 -0.331 0.215
{\rm log}_{10}(\tau_{AGN})\, 1.142 1.554 1.986

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.052 -0.530 -0.093
0.03-0.10 Gyr -2.088 -1.077 -0.374
0.10-0.33 Gyr -3.065 -1.490 -0.754
0.33-1.06 Gyr -3.727 -1.664 -1.020
1.06-3.44 Gyr -4.181 -1.890 -1.238
3.44-11.18 Gyr -4.117 -1.894 -1.183
11.18-12.42 Gyr -4.017 -1.865 -0.949

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.691 9.103 9.454
{\rm log}_{10}({\rm SFR}) 0.061 0.649 0.977
{\rm log}_{10}({\rm sSFR}) -9.274 -8.400 -7.924
{\rm stellar\ age} 0.104 2.439 7.073

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.475 -0.932 -0.407
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.626 -0.839 0.141

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.138 0.319 0.698
\delta -0.721 -0.304 -0.018
\tau_1/\tau_2 0.554 1.079 1.610
Q_{PAH} 0.578 2.058 4.274
U_{min} 4.208 11.228 19.229
{\rm log}_{10}(\gamma_e)\, -2.677 -1.462 -0.461

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.710 -1.797 -0.981
{\rm log}_{10}(\tau_{AGN})\, 1.193 1.589 1.896

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.845 -2.872 -1.831
0.03-0.10 Gyr 0.224 0.813 1.140
0.10-0.33 Gyr -3.197 -1.313 0.377
0.33-1.06 Gyr -5.425 -2.911 -0.770
1.06-3.44 Gyr -5.718 -2.693 -0.752
3.44-11.18 Gyr -5.707 -2.314 -0.693
11.18-12.42 Gyr -6.182 -2.049 0.024