2025asn results

Information

Transient
Name:AT2025asn
Right ascension: 16h56m55.28s
Declination:64d01m01.57s
Discovery Date:Feb. 3, 2025, 5:47 a.m.
Classification:None
Redshift:None
MW E(B-V):0.028
Host
Name:2025asn
Right ascension: 16h56m55.23s
Declination:64d00m59.69s
Redshift:0.060335
Photometric Redshift:0.105
 

Cutout Download Report

Downloaded Unavailable
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
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 14.21
Transient MWEBV processed 0.15
Host match processed 2.06
Host information processed 0.09
Host MWEBV processed 0.05
Global aperture construction processed 0.58
Global aperture photometry processed 4.62
Validate global photometry processed 14.2
Global host SED inference processed 371.02
Local aperture photometry processed 4.57
Validate local photometry processed 0.02
Local host SED inference processed 439.58
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):16h56m55.28s, 64d01m01.57s
semi major axis, semi minor axis (arcsec):1.72, 1.72
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 13.08 1.53 21.109 0.127 AB
SDSS_g 38.15 1.66 19.946 0.047 AB
PanSTARRS_g 37.09 0.43 19.977 0.013 AB
SDSS_r 57.55 2.09 19.500 0.039 AB
PanSTARRS_r 57.51 0.46 19.501 0.009 AB
SDSS_i 78.2 2.58 19.167 0.036 AB
PanSTARRS_i 75.25 0.54 19.209 0.008 AB
PanSTARRS_z 84.48 1.28 19.083 0.016 AB
SDSS_z 78.59 6.99 19.162 0.097 AB
PanSTARRS_y 88.76 3.39 19.030 0.041 AB

Aperture details

RA, DEC (J2000):16h56m55.22s, 64d00m59.38s
semi major axis, semi minor axis (arcsec):10.37, 5.28
angle (degrees, anti-clockwise from east):-175.36
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 17.5 1.07 20.792 0.067 AB
GALEX_NUV 25.11 0.8 20.400 0.035 AB
SDSS_u 57.37 5.98 19.503 0.113 AB
SDSS_g 183.65 4.03 18.240 0.024 AB
PanSTARRS_g 193.6 1.77 18.183 0.010 AB
SDSS_r 286.57 5.4 17.757 0.020 AB
PanSTARRS_r 277.73 1.88 17.791 0.007 AB
SDSS_i 388.77 7.27 17.426 0.020 AB
PanSTARRS_i 368.27 2.25 17.485 0.007 AB
PanSTARRS_z 396.91 5.25 17.403 0.014 AB
SDSS_z 310.67 28.98 17.669 0.101 AB
PanSTARRS_y 442.53 13.95 17.285 0.034 AB
2MASS_J 342.87 224.06 16.667 0.709 Vega
2MASS_H -394.65 351.45 Vega
2MASS_K 281.13 379.52 15.940 1.466 Vega
WISE_W1 268.94 11.81 15.127 0.048 Vega
WISE_W2 136.79 15.72 15.221 0.125 Vega
WISE_W3 532.13 53.45 11.911 0.109 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.901 9.059 9.173
{\rm log}_{10}({\rm SFR}) -1.783 -1.061 -0.387
{\rm log}_{10}({\rm sSFR}) -10.821 -10.123 -9.360
{\rm stellar\ age} 4.435 6.654 8.456

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.705 -1.239 -0.707
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.734 -0.898 0.151

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.199 0.527 0.929
\delta -0.552 -0.155 0.210
\tau_1/\tau_2 0.674 1.023 1.370
Q_{PAH} 1.046 2.790 4.964
U_{min} 3.043 7.932 14.895
{\rm log}_{10}(\gamma_e)\, -3.121 -2.072 -0.767

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.059 -0.857 -0.139
{\rm log}_{10}(\tau_{AGN})\, 1.119 1.461 1.926

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.211 -1.523 -1.076
0.03-0.10 Gyr -1.853 -0.984 -0.243
0.10-0.33 Gyr -1.773 -0.922 -0.326
0.33-1.08 Gyr -2.040 -1.095 -0.614
1.08-3.55 Gyr -1.665 -0.968 -0.687
3.55-11.66 Gyr -1.501 -0.909 -0.677
11.66-12.95 Gyr -1.581 -0.874 -0.198

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.556 9.641 9.739
{\rm log}_{10}({\rm SFR}) -0.838 -0.630 -0.416
{\rm log}_{10}({\rm sSFR}) -10.518 -10.273 -10.048
{\rm stellar\ age} 4.916 6.191 7.239

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.246 -0.907 -0.642
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.687 -0.149 0.292

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.159 0.268 0.422
\delta -0.352 0.009 0.238
\tau_1/\tau_2 0.743 1.037 1.351
Q_{PAH} 1.207 2.458 4.249
U_{min} 2.481 7.207 13.834
{\rm log}_{10}(\gamma_e)\, -3.231 -2.589 -1.790

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.155 -3.043 -2.122
{\rm log}_{10}(\tau_{AGN})\, 0.969 1.401 1.875

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.706 -0.570 -0.429
0.03-0.10 Gyr -1.002 -0.659 -0.372
0.10-0.33 Gyr -0.685 -0.359 -0.119
0.33-1.08 Gyr -0.452 -0.185 0.028
1.08-3.55 Gyr -0.385 -0.159 0.036
3.55-11.66 Gyr -0.529 -0.291 -0.122
11.66-12.95 Gyr -0.981 -0.334 0.104