2025absv

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Information

Transient

Name: AT2025absv
Right ascension: 4h23m47.25s
Declination: -51d36m09.11s
Discovery Date: Oct. 23, 2025, 10:44 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.012

Host

Name: NGC1578
Right ascension: 4h23m46.66s
Declination: -51d35m57.92s
Redshift: 0.019184
Photometric Redshift:
 

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 4.69
Cutout download processed 5.18
Global aperture construction processed 0.53
Local aperture photometry processed 2.18
Global aperture photometry processed 2.32
Validate local photometry processed 0.02
Validate global photometry processed 6.72
Host information processed 0.12
Global host SED inference processed 428.44
Local host SED inference processed 555.05
Transient information processed 0.0
Transient MWEBV processed 0.08
Host MWEBV processed 0.12
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) = 4h23m47.25s, -51d36m09.11s
semi major axis, semi minor axis (arcsec) = 5.14, 5.14
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 63.87 7.83 19.387 0.133 AB
DES_g 686.01 0.91 16.809 0.001 AB
DES_r 1264.64 1.43 16.145 0.001 AB
DES_z 1969.25 4.98 15.664 0.003 AB
2MASS_J 2733.75 131.81 14.413 0.052 Vega
2MASS_H 3060.0 199.92 13.818 0.071 Vega
2MASS_K 2713.35 206.47 13.478 0.083 Vega

Aperture details

RA, DEC (J2000) = 4h23m46.68s, -51d35m57.87s
semi major axis, semi minor axis (arcsec) = 36.72, 31.08
angle (degrees, anti-clockwise from east) = 176.82

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 769.42 27.19 16.685 0.038 AB
GALEX_NUV 1053.65 19.3 16.343 0.020 AB
DES_r 27952.34 7.36 12.784 0.000 AB
DES_z 45395.41 24.97 12.257 0.001 AB
2MASS_J 61961.61 865.11 11.025 0.015 Vega
2MASS_H 74980.73 1315.2 10.345 0.019 Vega
2MASS_K 65065.73 1358.9 10.029 0.023 Vega
WISE_W1 35097.03 117.68 9.838 0.004 Vega
WISE_W2 20871.64 92.88 9.762 0.005 Vega
WISE_W3 71376.08 219.45 6.592 0.003 Vega
WISE_W4 74626.33 3253.69 5.098 0.047 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})\, 9.522 9.635 9.744
{\rm log}_{10}({\rm SFR}) -0.947 -0.533 -0.211
{\rm log}_{10}({\rm sSFR}) -10.600 -10.188 -9.832
{\rm stellar\ age} 7.201 8.367 11.816

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.644 -1.137 -0.636
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.659 -0.725 0.186

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.485 0.912 1.211
\delta 0.055 0.250 0.359
\tau_1/\tau_2 0.529 0.946 1.333
Q_{PAH} 0.654 1.854 4.314
U_{min} 2.463 7.521 14.906
{\rm log}_{10}(\gamma_e)\, -3.558 -2.732 -1.300

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.320 -2.332 -0.618
{\rm log}_{10}(\tau_{AGN})\, 1.000 1.419 1.876

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.243 -0.646 -0.325
0.03-0.10 Gyr -1.124 -0.532 -0.142
0.10-0.33 Gyr -1.925 -0.882 -0.399
0.33-1.10 Gyr -2.486 -1.099 -0.552
1.10-3.66 Gyr -2.494 -0.932 -0.365
3.66-12.15 Gyr -1.013 -0.311 -0.139
12.15-13.50 Gyr -0.579 0.041 0.741

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.803 10.892 10.968
{\rm log}_{10}({\rm SFR}) -0.094 0.189 0.451
{\rm log}_{10}({\rm sSFR}) -10.981 -10.684 -10.420
{\rm stellar\ age} 6.862 8.017 9.629

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.748 -0.313 -0.090
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.163 -0.553 -0.076

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.220 0.395 0.669
\delta -0.415 -0.046 0.235
\tau_1/\tau_2 0.253 0.667 1.158
Q_{PAH} 1.181 2.679 4.815
U_{min} 2.290 6.776 14.088
{\rm log}_{10}(\gamma_e)\, -3.393 -2.459 -1.648

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.151 -2.971 -2.005
{\rm log}_{10}(\tau_{AGN})\, 1.148 1.684 2.000

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.085 0.395 0.643
0.03-0.10 Gyr -1.042 -0.083 0.430
0.10-0.33 Gyr -1.284 -0.192 0.332
0.33-1.10 Gyr -0.738 0.083 0.533
1.10-3.66 Gyr -0.123 0.621 1.019
3.66-12.15 Gyr 0.719 1.009 1.157
12.15-13.50 Gyr 0.487 1.126 1.688