2025abyn

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Information

Transient

Name: AT2025abyn
Right ascension: 11h03m35.16s
Declination: 6d51m53.05s
Discovery Date: Oct. 29, 2025, 12:47 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.040

Host

Name: 1309028
Right ascension: 11h03m35.50s
Declination: 6d51m57.23s
Redshift: 0.059577
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 4.2
Cutout download processed 17.45
Global aperture construction processed 0.64
Local aperture photometry processed 5.62
Global aperture photometry processed 5.86
Validate local photometry processed 0.03
Validate global photometry processed 17.04
Host information processed 0.04
Global host SED inference processed 383.81
Local host SED inference processed 422.95
Transient information processed 0.0
Transient MWEBV processed 0.06
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) = 11h03m35.16s, 6d51m53.05s
semi major axis, semi minor axis (arcsec) = 1.74, 1.74
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 9.64 1.41 21.439 0.158 AB
SDSS_g 31.03 1.51 20.170 0.053 AB
DES_g 33.03 0.33 20.103 0.011 AB
PanSTARRS_g 35.75 0.46 20.017 0.014 AB
SDSS_r 52.41 2.02 19.601 0.042 AB
PanSTARRS_r 56.83 0.55 19.514 0.011 AB
DES_r 58.85 0.66 19.476 0.012 AB
SDSS_i 71.7 2.43 19.261 0.037 AB
PanSTARRS_i 77.73 0.39 19.173 0.006 AB
PanSTARRS_z 89.59 1.13 19.019 0.014 AB
SDSS_z 83.41 5.02 19.097 0.065 AB
DES_z 89.31 2.41 19.023 0.029 AB
PanSTARRS_y 100.79 2.77 18.892 0.030 AB

Aperture details

RA, DEC (J2000) = 11h03m35.49s, 6d51m57.71s
semi major axis, semi minor axis (arcsec) = 18.23, 8.84
angle (degrees, anti-clockwise from east) = -150.86

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 85.91 1.0 19.065 0.013 AB
SDSS_u 276.46 9.7 17.796 0.038 AB
SDSS_g 941.33 8.66 16.466 0.010 AB
DES_g 1005.32 1.95 16.394 0.002 AB
PanSTARRS_g 990.87 3.34 16.410 0.004 AB
SDSS_r 1718.71 12.13 15.812 0.008 AB
PanSTARRS_r 1700.83 4.0 15.823 0.003 AB
DES_r 1891.26 3.98 15.708 0.002 AB
SDSS_i 2391.05 14.88 15.454 0.007 AB
PanSTARRS_i 2407.12 2.81 15.446 0.001 AB
PanSTARRS_z 2717.48 8.22 15.315 0.003 AB
SDSS_z 2693.02 34.86 15.324 0.014 AB
DES_z 3016.28 14.34 15.201 0.005 AB
PanSTARRS_y 3194.28 20.19 15.139 0.007 AB
2MASS_J 3997.29 347.87 14.001 0.094 Vega
2MASS_H 5724.05 526.42 13.138 0.100 Vega
2MASS_K 4494.07 625.26 12.931 0.151 Vega
WISE_W1 2370.33 33.72 12.764 0.015 Vega
WISE_W2 1486.09 39.05 12.631 0.029 Vega
WISE_W3 6572.61 187.8 9.182 0.031 Vega
WISE_W4 11732.43 1257.41 7.107 0.116 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})\, 8.987 9.111 9.236
{\rm log}_{10}({\rm SFR}) -1.884 -1.241 -0.666
{\rm log}_{10}({\rm sSFR}) -11.040 -10.385 -9.742
{\rm stellar\ age} 4.442 6.665 8.307

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.628 -1.169 -0.671
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.666 -0.920 0.045

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.251 0.626 1.012
\delta -0.531 -0.132 0.199
\tau_1/\tau_2 0.680 0.999 1.328
Q_{PAH} 0.617 2.139 4.854
U_{min} 2.858 8.028 14.843
{\rm log}_{10}(\gamma_e)\, -3.072 -1.885 -0.650

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.884 -0.792 -0.150
{\rm log}_{10}(\tau_{AGN})\, 1.049 1.398 1.838

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.082 -1.487 -1.013
0.03-0.10 Gyr -2.026 -1.201 -0.568
0.10-0.33 Gyr -1.902 -1.043 -0.401
0.33-1.08 Gyr -2.000 -0.987 -0.486
1.08-3.55 Gyr -1.755 -0.874 -0.603
3.55-11.67 Gyr -1.338 -0.839 -0.624
11.67-12.96 Gyr -1.485 -0.827 -0.220

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.479 10.534 10.590
{\rm log}_{10}({\rm SFR}) 0.201 0.453 0.681
{\rm log}_{10}({\rm sSFR}) -10.341 -10.082 -9.839
{\rm stellar\ age} 5.537 6.489 7.455

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.665 -0.449 -0.292
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.046 0.211 0.357

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.292 0.426 0.590
\delta -0.465 -0.243 -0.041
\tau_1/\tau_2 0.824 1.142 1.444
Q_{PAH} 1.025 1.877 2.865
U_{min} 2.722 7.179 13.903
{\rm log}_{10}(\gamma_e)\, -3.260 -2.395 -1.752

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.081 -3.015 -2.163
{\rm log}_{10}(\tau_{AGN})\, 1.014 1.497 1.913

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.352 0.476 0.602
0.03-0.10 Gyr 0.074 0.444 0.737
0.10-0.33 Gyr 0.191 0.506 0.791
0.33-1.08 Gyr 0.283 0.532 0.716
1.08-3.55 Gyr 0.458 0.685 0.861
3.55-11.67 Gyr 0.454 0.622 0.743
11.67-12.96 Gyr 0.111 0.599 1.025