2025abba

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Information

Transient

Name: AT2025abba
Right ascension: 22h40m10.29s
Declination: -0d46m50.86s
Discovery Date: Oct. 19, 2025, 6:41 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.045

Host

Name: SDSSJ224010.34-00464
Right ascension: 22h40m10.32s
Declination: -0d46m40.98s
Redshift: None
Photometric Redshift: 0.105
 

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 4.65
Cutout download processed 19.59
Global aperture construction processed 0.63
Local aperture photometry processed 7.0
Global aperture photometry processed 7.06
Validate local photometry processed 0.03
Validate global photometry processed 18.1
Host information processed 0.04
Global host SED inference processed 412.38
Local host SED inference processed 585.52
Transient information processed 0.0
Transient MWEBV processed 0.04
Host MWEBV processed 0.04
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) = 22h40m10.29s, -0d46m50.86s
semi major axis, semi minor axis (arcsec) = 1.04, 1.04
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 10.32 0.36 21.366 0.038 AB
PanSTARRS_y 10.09 1.88 21.390 0.202 AB

Aperture details

RA, DEC (J2000) = 22h40m10.31s, -0d46m40.59s
semi major axis, semi minor axis (arcsec) = 8.07, 3.55
angle (degrees, anti-clockwise from east) = -11.71

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 3.5 0.48 22.541 0.149 AB
GALEX_NUV 4.78 0.35 22.201 0.080 AB
SDSS_u 40.06 6.76 19.893 0.183 AB
SDSS_g 63.78 2.91 19.388 0.049 AB
DES_g 72.34 0.33 19.252 0.005 AB
PanSTARRS_g 73.06 1.12 19.241 0.017 AB
SDSS_r 162.18 4.5 18.375 0.030 AB
PanSTARRS_r 159.3 1.1 18.394 0.008 AB
DES_r 167.54 0.54 18.340 0.004 AB
SDSS_i 251.13 6.57 17.900 0.028 AB
PanSTARRS_i 248.97 1.35 17.910 0.006 AB
PanSTARRS_z 329.92 3.88 17.604 0.013 AB
SDSS_z 381.84 19.25 17.445 0.055 AB
DES_z 359.07 2.06 17.512 0.006 AB
PanSTARRS_y 388.61 9.51 17.426 0.027 AB
2MASS_J 507.91 129.76 16.241 0.277 Vega
2MASS_H 1112.91 218.64 14.916 0.213 Vega
2MASS_K 1323.73 233.85 14.258 0.192 Vega
WISE_W1 608.05 16.12 14.241 0.029 Vega
WISE_W2 453.15 19.63 13.920 0.047 Vega
WISE_W3 1724.76 100.79 10.634 0.063 Vega
WISE_W4 1631.14 583.68 9.249 0.389 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})\, 7.986 8.559 8.874
{\rm log}_{10}({\rm SFR}) -1.198 -0.723 -0.291
{\rm log}_{10}({\rm sSFR}) -9.852 -9.287 -8.268
{\rm stellar\ age} 1.154 5.611 7.590

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.408 -0.485 -0.005
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.124 -0.637 -0.002

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.539 1.012 1.579
\delta -0.424 0.049 0.268
\tau_1/\tau_2 0.466 0.847 1.277
Q_{PAH} 0.760 2.783 5.632
U_{min} 2.743 7.710 15.408
{\rm log}_{10}(\gamma_e)\, -3.075 -2.113 -1.019

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.125 -0.566 0.176
{\rm log}_{10}(\tau_{AGN})\, 1.045 1.515 1.945

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.951 -0.431 0.033
0.03-0.10 Gyr -2.468 -1.245 -0.476
0.10-0.33 Gyr -3.673 -1.660 -0.909
0.33-1.06 Gyr -4.039 -1.746 -1.032
1.06-3.43 Gyr -3.731 -1.649 -1.157
3.43-11.16 Gyr -3.556 -1.539 -1.071
11.16-12.40 Gyr -3.483 -1.584 -0.741

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.415 10.496 10.580
{\rm log}_{10}({\rm SFR}) 0.064 0.401 0.794
{\rm log}_{10}({\rm sSFR}) -10.457 -10.099 -9.684
{\rm stellar\ age} 6.867 7.618 10.033

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.705 -0.366 -0.112
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.266 -0.591 -0.058

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.794 1.019 1.282
\delta -0.044 0.136 0.313
\tau_1/\tau_2 0.455 0.796 1.186
Q_{PAH} 1.025 2.210 3.848
U_{min} 2.484 6.963 13.760
{\rm log}_{10}(\gamma_e)\, -3.185 -2.324 -1.541

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.927 -1.526 -1.279
{\rm log}_{10}(\tau_{AGN})\, 0.835 1.070 1.462

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.092 0.271 0.559
0.03-0.10 Gyr -0.014 0.441 0.884
0.10-0.33 Gyr -1.065 -0.092 0.367
0.33-1.06 Gyr -1.803 -0.462 0.027
1.06-3.43 Gyr -1.061 -0.043 0.419
3.43-11.16 Gyr 0.270 0.653 0.790
11.16-12.40 Gyr 0.149 0.835 1.524