2025km results

Information

Transient
Name:AT2025km
Right ascension: 1h46m46.31s
Declination:17d24m01.23s
Discovery Date:Jan. 11, 2025, 3:09 a.m.
Classification:None
Redshift:None
MW E(B-V):0.042
Host
Name:2025km
Right ascension: 1h46m46.28s
Declination:17d24m06.48s
Redshift:None
Photometric Redshift:0.038
 

Cutout Download Report

Downloaded Unavailable
2MASS_H
2MASS_J
2MASS_K
WISE_W1
WISE_W2
WISE_W3
WISE_W4
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_z
GALEX_NUV
GALEX_FUV
DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 17.66
Transient MWEBV processed 0.1
Host match processed 2.06
Host information processed 0.09
Host MWEBV processed 0.05
Global aperture construction processed 1.87
Global aperture photometry processed 4.97
Validate global photometry processed 41.84
Global host SED inference processed 576.78
Local aperture photometry processed 4.97
Validate local photometry processed 0.02
Local host SED inference processed 419.1
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):1h46m46.31s, 17d24m01.23s
semi major axis, semi minor axis (arcsec):2.67, 2.67
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 13.8 2.84 21.051 0.223 AB
SDSS_g 52.43 2.03 19.601 0.042 AB
DES_g 56.16 12.35 19.526 0.239 AB
PanSTARRS_g 49.83 0.83 19.656 0.018 AB
SDSS_r 79.94 2.63 19.143 0.036 AB
PanSTARRS_r 73.49 0.82 19.234 0.012 AB
DES_r 86.29 0.98 19.060 0.012 AB
SDSS_i 105.58 3.42 18.841 0.035 AB
PanSTARRS_i 106.58 0.94 18.831 0.010 AB
PanSTARRS_z 120.14 1.88 18.701 0.017 AB
SDSS_z 113.94 8.12 18.758 0.077 AB
DES_z 119.78 2.82 18.704 0.026 AB
PanSTARRS_y 118.75 4.62 18.713 0.042 AB

Aperture details

RA, DEC (J2000):1h46m46.27s, 17d24m06.31s
semi major axis, semi minor axis (arcsec):13.87, 4.18
angle (degrees, anti-clockwise from east):-8.87
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 64.35 8.24 19.379 0.139 AB
SDSS_g 245.99 4.68 17.923 0.021 AB
DES_g 229.68 57.72 17.997 0.273 AB
PanSTARRS_g 238.06 2.35 17.958 0.011 AB
SDSS_r 387.31 6.25 17.430 0.018 AB
PanSTARRS_r 406.46 2.25 17.377 0.006 AB
DES_r 382.19 2.17 17.444 0.006 AB
SDSS_i 512.42 8.51 17.126 0.018 AB
PanSTARRS_i 510.14 2.55 17.131 0.005 AB
PanSTARRS_z 606.86 5.13 16.942 0.009 AB
SDSS_z 538.99 22.66 17.071 0.046 AB
DES_z 548.86 6.28 17.051 0.012 AB
PanSTARRS_y 641.22 12.42 16.882 0.021 AB
2MASS_J 601.73 165.96 16.057 0.299 Vega
2MASS_H 354.41 246.43 16.159 0.755 Vega
2MASS_K 412.07 354.65 15.525 0.934 Vega
WISE_W1 352.88 26.79 14.832 0.082 Vega
WISE_W2 212.76 33.78 14.741 0.172 Vega
WISE_W3 425.6 84.58 12.154 0.216 Vega
WISE_W4 39.86 494.82 13.279 13.478 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.570 8.731 8.865
{\rm log}_{10}({\rm SFR}) -1.807 -1.384 -0.968
{\rm log}_{10}({\rm sSFR}) -10.586 -10.126 -9.608
{\rm stellar\ age} 3.941 6.293 7.838

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.511 -1.002 -0.538
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.639 -1.176 -0.865

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.286 0.505 0.763
\delta -0.704 -0.304 0.042
\tau_1/\tau_2 0.542 0.843 1.164
Q_{PAH} 0.784 2.592 5.279
U_{min} 2.922 7.573 14.060
{\rm log}_{10}(\gamma_e)\, -3.117 -2.170 -1.041

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.797 -1.154 -0.536
{\rm log}_{10}(\tau_{AGN})\, 0.952 1.407 1.913

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.637 -1.318 -1.053
0.03-0.10 Gyr -2.068 -1.433 -0.926
0.10-0.33 Gyr -1.991 -1.287 -0.775
0.33-1.09 Gyr -1.755 -1.129 -0.778
1.09-3.61 Gyr -1.579 -1.173 -0.928
3.61-11.93 Gyr -1.770 -1.251 -1.000
11.93-13.25 Gyr -2.024 -1.271 -0.740

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.252 9.538 9.693
{\rm log}_{10}({\rm SFR}) -4.544 -2.103 -1.038
{\rm log}_{10}({\rm sSFR}) -13.800 -11.621 -10.553
{\rm stellar\ age} 2.576 7.405 10.574

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.713 -1.345 -0.850
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.571 -0.615 0.266

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.165 0.320 0.476
\delta -0.362 0.124 0.324
\tau_1/\tau_2 0.496 0.891 1.310
Q_{PAH} 0.938 2.339 4.377
U_{min} 3.468 9.477 17.088
{\rm log}_{10}(\gamma_e)\, -2.782 -1.663 -0.859

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.593 -1.971 -1.471
{\rm log}_{10}(\tau_{AGN})\, 0.960 1.354 1.792

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -5.726 -2.697 -1.631
0.03-0.10 Gyr -5.081 -2.199 -0.916
0.10-0.33 Gyr -4.232 -2.055 -0.821
0.33-1.09 Gyr -3.748 -1.466 -0.143
1.09-3.61 Gyr -2.558 -0.739 -0.068
3.61-11.93 Gyr -2.751 -0.585 -0.165
11.93-13.25 Gyr -3.010 -0.510 0.623