2025qhi

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Information

Transient

Name: AT2025qhi
Right ascension: 16h54m29.31s
Declination: 8d24m06.73s
Discovery Date: July 2, 2025, 6:48 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.094

Host

Name:
Right ascension: 16h54m29.49s
Declination: 8d24m05.41s
Redshift: None
Photometric Redshift: 0.074
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 21.82
Transient MWEBV processed 0.15
Host match processed 7.07
Host information processed 0.16
Host MWEBV processed 0.04
Global aperture construction processed 0.62
Global aperture photometry processed 4.87
Validate global photometry processed 13.01
Global host SED inference processed 781.77
Local aperture photometry processed 5.65
Validate local photometry processed 0.02
Local host SED inference processed 431.78
 

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) = 16h54m29.31s, 8d24m06.73s
semi major axis, semi minor axis (arcsec) = 1.42, 1.42
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 11.09 0.15 21.287 0.015 AB
PanSTARRS_g 12.41 0.3 21.166 0.026 AB
PanSTARRS_r 16.65 0.26 20.846 0.017 AB
DES_r 16.75 0.38 20.840 0.025 AB
PanSTARRS_i 21.51 0.41 20.568 0.021 AB
PanSTARRS_z 21.56 0.87 20.566 0.044 AB
DES_z 23.16 0.78 20.488 0.036 AB
PanSTARRS_y 26.68 1.96 20.335 0.080 AB

Aperture details

RA, DEC (J2000) = 16h54m29.48s, 8d24m05.87s
semi major axis, semi minor axis (arcsec) = 12.56, 4.23
angle (degrees, anti-clockwise from east) = -69.79

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 22.09 3.6 20.539 0.177 AB
GALEX_NUV 16.54 2.11 20.853 0.139 AB
DES_g 90.23 0.54 19.012 0.007 AB
PanSTARRS_g 133.15 1.51 18.589 0.012 AB
PanSTARRS_r 187.39 1.32 18.218 0.008 AB
DES_r 134.36 1.39 18.579 0.011 AB
PanSTARRS_i 250.16 2.1 17.904 0.009 AB
PanSTARRS_z 253.27 4.45 17.891 0.019 AB
DES_z 183.62 2.79 18.240 0.016 AB
PanSTARRS_y 298.87 9.97 17.711 0.036 AB
WISE_W4 182.29 570.3 11.628 3.397 Vega
 

Imaging data

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Spectral Energy Distribution

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Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.256 8.461 8.627
{\rm log}_{10}({\rm SFR}) -1.924 -1.230 -0.079
{\rm log}_{10}({\rm sSFR}) -10.458 -9.699 -8.355
{\rm stellar\ age} 0.584 3.689 6.357

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.654 -1.132 -0.236
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.330 -0.734 -0.072

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.155 0.452 1.000
\delta -0.595 -0.189 0.196
\tau_1/\tau_2 0.684 1.059 1.485
Q_{PAH} 1.077 2.918 5.396
U_{min} 2.896 8.256 15.817
{\rm log}_{10}(\gamma_e)\, -2.987 -1.884 -0.596

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.830 -0.302 0.150
{\rm log}_{10}(\tau_{AGN})\, 1.263 1.604 1.978

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.042 -1.455 -1.005
0.03-0.10 Gyr -2.121 -1.212 0.066
0.10-0.33 Gyr -2.289 -1.101 -0.418
0.33-1.07 Gyr -2.889 -1.172 -0.722
1.07-3.51 Gyr -3.830 -1.545 -1.113
3.51-11.50 Gyr -4.558 -1.894 -1.339
11.50-12.77 Gyr -4.517 -1.896 -1.157

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.761 9.853 9.955
{\rm log}_{10}({\rm SFR}) -0.707 -0.206 0.250
{\rm log}_{10}({\rm sSFR}) -10.601 -10.065 -9.581
{\rm stellar\ age} 7.394 8.707 11.840

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.583 -1.136 -0.796
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.824 -0.398 -0.188

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.087 0.323 0.626
\delta -0.096 0.248 0.363
\tau_1/\tau_2 0.476 1.037 1.583
Q_{PAH} 1.126 3.260 5.265
U_{min} 2.874 8.279 15.318
{\rm log}_{10}(\gamma_e)\, -2.895 -1.463 -0.535

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.071 -1.098 -0.472
{\rm log}_{10}(\tau_{AGN})\, 1.033 1.460 1.957

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.370 -0.070 0.197
0.03-0.10 Gyr -2.117 -0.298 0.293
0.10-0.33 Gyr -3.553 -1.215 -0.437
0.33-1.07 Gyr -3.944 -1.420 -0.678
1.07-3.51 Gyr -3.150 -1.154 -0.408
3.51-11.50 Gyr -1.218 -0.102 0.070
11.50-12.77 Gyr -0.189 0.490 1.072