2025emh results

Information

Transient
Name:AT2025emh
Right ascension: 16h43m51.74s
Declination:65d28m09.42s
Discovery Date:March 14, 2025, 12:28 p.m.
Classification:None
Redshift:None
MW E(B-V):0.018
Host
Name:2025emh
Right ascension: 16h43m51.69s
Declination:65d28m08.70s
Redshift:0.056790
Photometric Redshift:0.041
 

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 3.09
Transient MWEBV processed 0.04
Host match processed 1.45
Host information processed 0.09
Host MWEBV processed 0.05
Global aperture construction processed 0.61
Global aperture photometry processed 3.46
Validate global photometry processed 11.32
Global host SED inference processed 373.51
Local aperture photometry processed 3.51
Validate local photometry processed 0.02
Local host SED inference processed 623.6
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):16h43m51.74s, 65d28m09.42s
semi major axis, semi minor axis (arcsec):1.82, 1.82
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 399.77 0.85 17.395 0.002 AB
PanSTARRS_r 749.46 0.99 16.713 0.001 AB
PanSTARRS_i 874.2 0.96 16.546 0.001 AB
PanSTARRS_z 1055.63 1.62 16.341 0.002 AB
PanSTARRS_y 1234.0 3.42 16.172 0.003 AB

Aperture details

RA, DEC (J2000):16h43m51.68s, 65d28m08.76s
semi major axis, semi minor axis (arcsec):13.58, 7.88
angle (degrees, anti-clockwise from east):-67.44
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 87.73 8.59 19.042 0.106 AB
GALEX_NUV 119.23 6.43 18.709 0.059 AB
PanSTARRS_g 1396.39 4.0 16.037 0.003 AB
PanSTARRS_r 2534.84 5.07 15.390 0.002 AB
PanSTARRS_z 3932.91 8.24 14.913 0.002 AB
PanSTARRS_y 4751.58 18.61 14.708 0.004 AB
2MASS_J 6230.16 269.18 13.519 0.047 Vega
2MASS_H 7564.76 427.68 12.835 0.061 Vega
2MASS_K 7130.42 438.5 12.429 0.067 Vega
WISE_W1 3350.46 27.43 12.388 0.009 Vega
WISE_W2 2075.84 27.57 12.268 0.014 Vega
WISE_W3 9334.4 93.01 8.801 0.011 Vega
WISE_W4 22974.74 797.57 6.377 0.038 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.882 10.091 10.238
{\rm log}_{10}({\rm SFR}) -0.582 0.001 0.570
{\rm log}_{10}({\rm sSFR}) -10.774 -10.048 -9.443
{\rm stellar\ age} 3.492 6.690 8.599

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.503 -0.937 -0.540
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.810 0.067 0.317

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.304 0.615 0.951
\delta -0.874 -0.550 -0.127
\tau_1/\tau_2 0.635 1.012 1.368
Q_{PAH} 0.845 2.950 5.453
U_{min} 2.991 8.062 15.037
{\rm log}_{10}(\gamma_e)\, -3.010 -1.537 -0.589

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.067 -2.220 -0.710
{\rm log}_{10}(\tau_{AGN})\, 1.002 1.544 1.931

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.325 0.098 0.416
0.03-0.10 Gyr -1.109 -0.095 0.641
0.10-0.33 Gyr -1.109 -0.055 0.597
0.33-1.08 Gyr -0.955 -0.050 0.520
1.08-3.56 Gyr -0.905 0.011 0.360
3.56-11.70 Gyr -0.746 0.064 0.372
11.70-13.00 Gyr -0.718 0.147 0.847

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.703 10.772 10.844
{\rm log}_{10}({\rm SFR}) -0.025 0.220 0.489
{\rm log}_{10}({\rm sSFR}) -10.791 -10.543 -10.292
{\rm stellar\ age} 6.622 7.548 8.888

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.751 -0.507 -0.277
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.256 0.172 0.343

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.243 0.363 0.540
\delta -0.229 0.040 0.229
\tau_1/\tau_2 0.585 0.968 1.356
Q_{PAH} 1.132 2.593 4.395
U_{min} 2.928 8.147 15.432
{\rm log}_{10}(\gamma_e)\, -1.804 -1.230 -0.490

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.023 -2.895 -1.894
{\rm log}_{10}(\tau_{AGN})\, 1.143 1.660 1.996

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.038 0.256 0.539
0.03-0.10 Gyr -0.451 0.139 0.548
0.10-0.33 Gyr -0.507 0.154 0.534
0.33-1.08 Gyr -0.305 0.288 0.579
1.08-3.56 Gyr 0.048 0.630 0.920
3.56-11.70 Gyr 0.690 0.913 1.042
11.70-13.00 Gyr 0.472 1.000 1.531