2025ghd results

Information

Transient
Name:SN2025ghd
Right ascension: 20h18m22.29s
Declination:-27d27m05.15s
Discovery Date:March 26, 2025, 3:36 a.m.
Classification:SN II
Redshift:0.020160
MW E(B-V):0.071
Host
Name:2025ghd
Right ascension: 20h18m22.68s
Declination:-27d27m17.28s
Redshift:0.020454
Photometric Redshift:0.094
 

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 0.49
Transient MWEBV processed 0.2
Host match processed 1.01
Host information processed 0.09
Host MWEBV processed 0.16
Global aperture construction processed 0.78
Global aperture photometry processed 4.53
Validate global photometry processed 12.74
Global host SED inference processed 403.92
Local aperture photometry processed 4.26
Validate local photometry processed 0.02
Local host SED inference processed 422.32
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):20h18m22.29s, -27d27m05.15s
semi major axis, semi minor axis (arcsec):4.83, 4.83
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 20.23 2.49 20.635 0.133 AB
PanSTARRS_g 367.96 1.98 17.485 0.006 AB
PanSTARRS_r 647.67 1.92 16.872 0.003 AB
PanSTARRS_i 866.99 1.34 16.555 0.002 AB
PanSTARRS_z 1083.79 4.24 16.313 0.004 AB
PanSTARRS_y 1307.27 13.64 16.109 0.011 AB
2MASS_J 1712.19 105.43 14.921 0.067 Vega
2MASS_H 2097.93 184.81 14.228 0.096 Vega
2MASS_K 2160.41 184.57 13.726 0.093 Vega

Aperture details

RA, DEC (J2000):20h18m22.75s, -27d27m18.08s
semi major axis, semi minor axis (arcsec):50.69, 7.81
angle (degrees, anti-clockwise from east):-33.23
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 149.67 7.4 18.462 0.054 AB
GALEX_NUV 233.82 5.64 17.978 0.026 AB
PanSTARRS_g 3116.19 7.93 15.166 0.003 AB
PanSTARRS_r 5464.57 7.7 14.556 0.002 AB
PanSTARRS_z 9058.12 16.91 14.007 0.002 AB
2MASS_J 15256.74 444.03 12.546 0.032 Vega
2MASS_H 18702.56 778.71 11.853 0.045 Vega
2MASS_K 16499.16 779.08 11.519 0.051 Vega
WISE_W1 8581.84 69.94 11.367 0.009 Vega
WISE_W2 5111.08 77.66 11.290 0.016 Vega
WISE_W4 22253.84 1871.6 6.411 0.091 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.279 9.375 9.480
{\rm log}_{10}({\rm SFR}) -1.057 -0.652 -0.227
{\rm log}_{10}({\rm sSFR}) -10.412 -10.028 -9.600
{\rm stellar\ age} 5.824 7.467 9.171

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.328 -0.693 -0.319
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.729 -1.064 0.092

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.413 0.828 1.237
\delta -0.037 0.134 0.304
\tau_1/\tau_2 0.688 1.031 1.393
Q_{PAH} 0.734 2.327 3.827
U_{min} 2.303 7.341 14.170
{\rm log}_{10}(\gamma_e)\, -3.485 -2.593 -1.349

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.126 -1.689 -0.595
{\rm log}_{10}(\tau_{AGN})\, 1.047 1.544 2.027

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.343 -0.843 -0.466
0.03-0.10 Gyr -1.087 -0.594 -0.133
0.10-0.33 Gyr -1.199 -0.675 -0.237
0.33-1.10 Gyr -1.408 -0.827 -0.439
1.10-3.66 Gyr -1.351 -0.721 -0.429
3.66-12.14 Gyr -0.922 -0.553 -0.391
12.14-13.48 Gyr -0.988 -0.433 0.144

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.179 10.245 10.328
{\rm log}_{10}({\rm SFR}) -0.193 0.034 0.316
{\rm log}_{10}({\rm sSFR}) -10.457 -10.216 -9.915
{\rm stellar\ age} 6.140 7.191 8.362

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.717 -0.332 -0.077
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.746 -1.465 -0.313

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.421 0.629 0.834
\delta -0.245 0.034 0.238
\tau_1/\tau_2 0.326 0.670 1.078
Q_{PAH} 0.237 0.749 2.055
U_{min} 1.835 5.157 10.750
{\rm log}_{10}(\gamma_e)\, -3.808 -3.445 -2.705

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.344 -3.527 -2.606
{\rm log}_{10}(\tau_{AGN})\, 1.044 1.520 1.933

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.417 0.041 0.252
0.03-0.10 Gyr -0.437 0.017 0.407
0.10-0.33 Gyr -0.381 0.114 0.461
0.33-1.10 Gyr -0.280 0.116 0.362
1.10-3.66 Gyr -0.057 0.272 0.485
3.66-12.14 Gyr 0.132 0.327 0.468
12.14-13.48 Gyr -0.042 0.391 0.836