2025ssk

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Information

Transient

Name: AT2025ssk
Right ascension: 5h27m47.47s
Declination: 19d56m58.18s
Discovery Date: July 31, 2025, 11:43 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.576

Host

Name: 86277
Right ascension: 5h27m47.14s
Declination: 19d56m59.21s
Redshift: 0.027299
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 4.6
Cutout download processed 31.32
Global aperture construction processed 0.71
Local aperture photometry processed 4.42
Global aperture photometry processed 3.84
Validate local photometry processed 0.02
Validate global photometry processed 11.55
Host information processed 0.16
Global host SED inference processed 600.0
Local host SED inference processed 472.48
Transient information processed 0.0
Transient MWEBV processed 0.09
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) = 5h27m47.47s, 19d56m58.18s
semi major axis, semi minor axis (arcsec) = 3.65, 3.65
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 87.21 0.98 19.049 0.012 AB
PanSTARRS_r 320.82 1.09 17.634 0.004 AB
PanSTARRS_i 623.92 1.84 16.912 0.003 AB
PanSTARRS_z 949.69 3.85 16.456 0.004 AB
PanSTARRS_y 1376.52 6.12 16.053 0.005 AB
2MASS_J 2490.57 83.55 14.514 0.036 Vega
2MASS_H 3545.03 114.78 13.658 0.035 Vega
2MASS_K 3395.32 150.74 13.235 0.048 Vega

Aperture details

RA, DEC (J2000) = 5h27m47.18s, 19d56m59.03s
semi major axis, semi minor axis (arcsec) = 11.85, 7.79
angle (degrees, anti-clockwise from east) = -179.14

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 486.87 2.57 17.181 0.006 AB
PanSTARRS_z 5690.54 10.02 14.512 0.002 AB
PanSTARRS_y 8402.02 15.99 14.089 0.002 AB
WISE_W1 8879.69 145.34 11.330 0.018 Vega
WISE_W4 22032.9 1563.86 6.422 0.077 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})\, 9.701 9.882 10.037
{\rm log}_{10}({\rm SFR}) -0.404 0.073 0.451
{\rm log}_{10}({\rm sSFR}) -10.463 -9.819 -9.397
{\rm stellar\ age} 3.227 6.302 8.404

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.716 -1.080 -0.456
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.752 -0.397 0.233

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 1.062 1.417 1.698
\delta -0.443 -0.257 0.004
\tau_1/\tau_2 0.614 0.998 1.401
Q_{PAH} 1.106 2.998 4.666
U_{min} 2.799 7.697 14.864
{\rm log}_{10}(\gamma_e)\, -3.498 -2.495 -1.254

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.617 -3.718 -1.816
{\rm log}_{10}(\tau_{AGN})\, 1.027 1.618 2.012

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.195 0.163 0.405
0.03-0.10 Gyr -0.902 -0.015 0.485
0.10-0.33 Gyr -0.969 0.013 0.455
0.33-1.10 Gyr -0.999 -0.013 0.338
1.10-3.64 Gyr -0.820 -0.071 0.275
3.64-12.05 Gyr -1.136 -0.192 0.118
12.05-13.39 Gyr -1.066 -0.097 0.598

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.612 10.717 10.843
{\rm log}_{10}({\rm SFR}) -2.335 -0.639 0.488
{\rm log}_{10}({\rm sSFR}) -13.009 -11.271 -10.137
{\rm stellar\ age} 7.352 8.510 12.474

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.716 -0.437 -0.255
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.900 -0.187 0.247

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.320 0.568 0.803
\delta -0.903 -0.653 -0.327
\tau_1/\tau_2 0.493 0.912 1.325
Q_{PAH} 0.244 0.737 2.300
U_{min} 2.457 7.331 15.295
{\rm log}_{10}(\gamma_e)\, -3.644 -2.525 -1.177

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.184 -2.546 -1.624
{\rm log}_{10}(\tau_{AGN})\, 1.090 1.469 1.887

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.836 -0.841 0.244
0.03-0.10 Gyr -3.109 -0.696 0.561
0.10-0.33 Gyr -3.352 -0.820 0.364
0.33-1.10 Gyr -3.163 -0.758 0.203
1.10-3.64 Gyr -2.238 -0.104 0.603
3.64-12.05 Gyr -0.543 0.753 0.955
12.05-13.39 Gyr 0.382 1.141 1.955