2025skp

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Information

Transient

Name: AT2025skp
Right ascension: 20h40m30.16s
Declination: 2d48m32.64s
Discovery Date: July 21, 2025, 6:40 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.082

Host

Name:
Right ascension: 20h40m30.20s
Declination: 2d48m33.12s
Redshift: None
Photometric Redshift: 0.134
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 4.38
Transient MWEBV processed 0.12
Host match processed 7.35
Host information processed 0.17
Host MWEBV processed 0.05
Global aperture construction processed 2.48
Global aperture photometry processed 6.69
Validate global photometry processed 18.09
Global host SED inference processed 479.09
Local aperture photometry processed 7.3
Validate local photometry no valid phot 0.03
Local host SED inference not processed None
 

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) = 20h40m30.16s, 2d48m32.64s
semi major axis, semi minor axis (arcsec) = 0.84, 0.84
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys

Data not available


Aperture details

RA, DEC (J2000) = 20h40m30.20s, 2d48m33.34s
semi major axis, semi minor axis (arcsec) = 4.8, 3.33
angle (degrees, anti-clockwise from east) = -6.46

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 7.63 2.63 21.694 0.374 AB
GALEX_NUV 1.88 0.45 23.216 0.263 AB
SDSS_u 5.44 3.54 22.061 0.707 AB
SDSS_g 14.11 1.92 21.026 0.148 AB
DES_g 20.57 0.39 20.617 0.020 AB
PanSTARRS_g 18.65 0.86 20.723 0.050 AB
SDSS_r 24.69 2.31 20.419 0.102 AB
PanSTARRS_r 26.79 1.03 20.330 0.042 AB
DES_r 32.78 0.64 20.111 0.021 AB
SDSS_i 38.32 3.96 19.941 0.112 AB
PanSTARRS_i 36.67 0.96 19.989 0.029 AB
PanSTARRS_z 39.77 2.73 19.901 0.075 AB
SDSS_z 4.74 11.61 22.211 2.661 AB
DES_z 42.44 1.81 19.830 0.046 AB
PanSTARRS_y 33.22 9.4 20.096 0.307 AB
2MASS_J -6.63 121.88 Vega
2MASS_H 167.54 194.99 16.972 1.264 Vega
2MASS_K 300.06 188.2 15.869 0.681 Vega
WISE_W1 12.45 13.85 18.463 1.208 Vega
WISE_W2 0.07 15.1 23.512 248.455 Vega
WISE_W3 110.5 66.6 13.618 0.654 Vega
WISE_W4 -464.37 487.63 Vega
 

Imaging data

Click the image to load the interactive plot.


 

Spectral Energy Distribution

 

Host SED inference


Local parameter details

Documentation

Data not available


Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.986 9.204 9.367
{\rm log}_{10}({\rm SFR}) -1.250 -0.548 0.067
{\rm log}_{10}({\rm sSFR}) -10.516 -9.756 -9.045
{\rm stellar\ age} 0.416 1.979 5.082

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.758 -1.286 -0.433
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.646 -0.343 0.293

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.244 0.528 0.885
\delta -0.595 -0.169 0.120
\tau_1/\tau_2 0.655 1.062 1.487
Q_{PAH} 1.627 3.850 5.678
U_{min} 3.240 9.318 17.451
{\rm log}_{10}(\gamma_e)\, -2.844 -1.730 -0.645

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.436 -1.257 -0.277
{\rm log}_{10}(\tau_{AGN})\, 1.013 1.497 1.938

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.343 -0.672 -0.272
0.03-0.10 Gyr -2.069 -0.558 0.177
0.10-0.32 Gyr -0.644 0.119 0.646
0.32-1.04 Gyr -1.490 -0.187 0.301
1.04-3.36 Gyr -3.697 -1.154 -0.420
3.36-10.84 Gyr -4.604 -1.626 -0.673
10.84-12.04 Gyr -4.750 -1.618 -0.591