2025xhz

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Information

Transient

Name: SN2025xhz
Right ascension: 20h03m28.34s
Declination: -54d50m44.72s
Discovery Date: Sept. 13, 2025, 3:39 a.m.
Classification: SN Ia
Redshift: 0.017030
MW E(B-V): 0.042

Host

Name: NGC6850
Right ascension: 20h03m30.08s
Declination: -54d50m40.88s
Redshift: 0.016588
Photometric Redshift:
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 3.33
Transient MWEBV processed 0.04
Host match processed 4.38
Host information processed 0.11
Host MWEBV processed 0.04
Global aperture construction processed 0.14
Global aperture photometry processed 0.81
Validate global photometry processed 0.98
Global host SED inference processed 706.21
Local aperture photometry processed 0.85
Validate local photometry processed 0.01
Local host SED inference processed 840.04
 

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) = 20h03m28.34s, -54d50m44.72s
semi major axis, semi minor axis (arcsec) = 5.93, 5.93
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 3.39 0.57 22.573 0.182 AB
GALEX_NUV 13.33 0.39 21.088 0.031 AB
2MASS_J 4311.25 166.78 13.919 0.042 Vega
2MASS_H 4726.66 245.92 13.346 0.056 Vega
2MASS_K 3845.26 279.6 13.100 0.079 Vega
WISE_W1 1322.59 34.18 13.397 0.028 Vega

Aperture details

RA, DEC (J2000) = 20h03m30.07s, -54d50m41.91s
semi major axis, semi minor axis (arcsec) = 27.16, 20.9
angle (degrees, anti-clockwise from east) = -45.07

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 41.07 2.14 19.866 0.057 AB
GALEX_NUV 193.66 1.52 18.182 0.009 AB
2MASS_J 110724.91 674.47 10.394 0.007 Vega
2MASS_H 137670.63 992.2 9.685 0.008 Vega
2MASS_K 114239.64 1127.4 9.418 0.011 Vega
WISE_W1 53897.7 198.29 9.372 0.004 Vega
WISE_W2 30511.33 194.11 9.350 0.007 Vega
WISE_W3 30090.92 325.36 7.530 0.012 Vega
WISE_W4 21675.56 1863.73 6.440 0.093 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})\, 9.313 9.466 9.599
{\rm log}_{10}({\rm SFR}) -1.635 -1.015 -0.626
{\rm log}_{10}({\rm sSFR}) -11.026 -10.469 -10.064
{\rm stellar\ age} 6.140 7.916 10.720

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.630 -1.016 -0.566
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.206 -0.567 -0.005

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.420 0.604 0.824
\delta -0.919 -0.746 -0.571
\tau_1/\tau_2 0.384 0.753 1.108
Q_{PAH} 0.099 0.358 1.108
U_{min} 2.584 7.879 15.118
{\rm log}_{10}(\gamma_e)\, -3.440 -2.529 -1.547

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.061 -2.717 -1.580
{\rm log}_{10}(\tau_{AGN})\, 1.098 1.560 1.950

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.801 -0.982 -0.629
0.03-0.10 Gyr -2.027 -1.129 -0.595
0.10-0.33 Gyr -2.102 -1.181 -0.667
0.33-1.10 Gyr -2.029 -1.109 -0.479
1.10-3.67 Gyr -1.832 -0.790 -0.386
3.67-12.18 Gyr -1.072 -0.495 -0.279
12.18-13.54 Gyr -0.990 -0.289 0.516

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.904 11.034 11.147
{\rm log}_{10}({\rm SFR}) -2.013 -0.949 -0.198
{\rm log}_{10}({\rm sSFR}) -13.134 -12.040 -11.190
{\rm stellar\ age} 6.781 8.317 12.330

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.413 -0.204 0.009
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.361 -0.610 -0.047

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.184 0.335 0.490
\delta -0.876 -0.548 -0.020
\tau_1/\tau_2 0.314 0.732 1.196
Q_{PAH} 0.399 1.106 2.485
U_{min} 2.512 6.798 13.756
{\rm log}_{10}(\gamma_e)\, -3.558 -2.462 -1.669

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.410 -3.198 -2.011
{\rm log}_{10}(\tau_{AGN})\, 1.318 1.789 2.027

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.395 -1.039 -0.250
0.03-0.10 Gyr -2.435 -1.038 -0.239
0.10-0.33 Gyr -2.280 -0.969 0.016
0.33-1.10 Gyr -2.151 -0.432 0.608
1.10-3.67 Gyr -1.394 0.491 1.124
3.67-12.18 Gyr 0.099 1.063 1.271
12.18-13.54 Gyr 0.580 1.331 2.231