2025abdd

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Information

Transient

Name: AT2025abdd
Right ascension: 7h52m48.99s
Declination: 69d00m14.79s
Discovery Date: Oct. 20, 2025, 9:20 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.032

Host

Name:
Right ascension: 7h52m48.20s
Declination: 69d00m21.73s
Redshift: None
Photometric Redshift: 0.024
 

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 4.92
Cutout download processed 3.51
Global aperture construction processed 0.66
Local aperture photometry processed 4.02
Global aperture photometry processed 4.01
Validate local photometry processed 0.02
Validate global photometry processed 10.59
Host information processed 0.12
Global host SED inference processed 475.46
Local host SED inference processed 431.86
Transient information processed 0.0
Transient MWEBV processed 0.08
Host MWEBV processed 0.05
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) = 7h52m48.99s, 69d00m14.79s
semi major axis, semi minor axis (arcsec) = 4.08, 4.08
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 149.35 0.9 18.464 0.007 AB
PanSTARRS_r 202.45 1.32 18.134 0.007 AB
PanSTARRS_i 212.37 1.17 18.082 0.006 AB
PanSTARRS_z 230.86 3.2 17.992 0.015 AB
PanSTARRS_y 259.77 7.68 17.864 0.032 AB
2MASS_J 355.51 99.97 16.628 0.305 Vega
2MASS_H 101.92 171.15 17.512 1.823 Vega
2MASS_K 269.56 163.83 15.986 0.660 Vega

Aperture details

RA, DEC (J2000) = 7h52m48.61s, 69d00m21.20s
semi major axis, semi minor axis (arcsec) = 28.52, 15.71
angle (degrees, anti-clockwise from east) = -30.34

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 1204.14 4.58 16.198 0.004 AB
PanSTARRS_z 2131.6 16.54 15.578 0.008 AB
WISE_W1 1118.31 32.58 13.580 0.032 Vega
WISE_W2 571.4 39.78 13.669 0.076 Vega
WISE_W3 1442.73 389.31 10.828 0.293 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})\, 8.246 8.485 8.693
{\rm log}_{10}({\rm SFR}) -1.458 -1.094 -0.645
{\rm log}_{10}({\rm sSFR}) -10.038 -9.549 -9.002
{\rm stellar\ age} 2.501 5.549 7.630

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.582 -0.954 -0.400
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.793 -1.453 -0.832

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.163 0.338 0.552
\delta -0.667 -0.208 0.170
\tau_1/\tau_2 0.762 1.116 1.465
Q_{PAH} 0.545 1.800 4.440
U_{min} 2.793 7.942 14.436
{\rm log}_{10}(\gamma_e)\, -3.308 -2.218 -1.072

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.695 -1.796 -0.631
{\rm log}_{10}(\tau_{AGN})\, 0.986 1.500 1.930

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.419 -1.190 -0.979
0.03-0.10 Gyr -1.539 -1.055 -0.535
0.10-0.33 Gyr -1.677 -1.085 -0.676
0.33-1.10 Gyr -1.915 -1.323 -0.952
1.10-3.65 Gyr -2.191 -1.487 -1.197
3.65-12.09 Gyr -2.498 -1.598 -1.219
12.09-13.43 Gyr -2.574 -1.635 -1.007

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.397 9.531 9.671
{\rm log}_{10}({\rm SFR}) -1.708 -0.939 -0.479
{\rm log}_{10}({\rm sSFR}) -11.356 -10.510 -10.056
{\rm stellar\ age} 3.751 6.521 8.205

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.409 -1.094 -0.825
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.665 -1.170 -0.277

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.078 0.153 0.262
\delta -0.796 -0.280 0.214
\tau_1/\tau_2 0.514 0.906 1.292
Q_{PAH} 0.470 1.565 4.396
U_{min} 2.857 7.840 14.871
{\rm log}_{10}(\gamma_e)\, -3.180 -2.009 -1.175

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.464 -3.702 -2.803
{\rm log}_{10}(\tau_{AGN})\, 0.988 1.481 1.914

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.826 -0.870 -0.595
0.03-0.10 Gyr -2.362 -1.005 -0.419
0.10-0.33 Gyr -1.881 -0.708 -0.217
0.33-1.10 Gyr -1.092 -0.419 0.038
1.10-3.65 Gyr -0.860 -0.366 -0.060
3.65-12.09 Gyr -1.190 -0.440 -0.188
12.09-13.43 Gyr -1.497 -0.462 0.120