2025yhx

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Information

Transient

Name: AT2025yhx
Right ascension: 7h41m11.81s
Declination: 79d45m43.08s
Discovery Date: Sept. 20, 2025, 10:43 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.029

Host

Name:
Right ascension: 7h41m14.50s
Declination: 79d45m36.22s
Redshift: None
Photometric Redshift: 0.074
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 3.42
Transient MWEBV processed 0.04
Host match processed 4.9
Host information processed 0.11
Host MWEBV processed 0.04
Global aperture construction processed 0.62
Global aperture photometry processed 3.43
Validate global photometry processed 9.21
Global host SED inference processed 461.0
Local aperture photometry processed 3.61
Validate local photometry processed 0.01
Local host SED inference processed 462.0
 

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) = 7h41m11.81s, 79d45m43.08s
semi major axis, semi minor axis (arcsec) = 1.43, 1.43
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 3.21 0.48 22.634 0.162 AB
PanSTARRS_r 10.06 0.42 21.394 0.045 AB
PanSTARRS_i 15.34 0.62 20.935 0.044 AB
PanSTARRS_z 19.5 1.44 20.675 0.080 AB
PanSTARRS_y 19.08 3.13 20.698 0.178 AB

Aperture details

RA, DEC (J2000) = 7h41m14.46s, 79d45m36.20s
semi major axis, semi minor axis (arcsec) = 14.01, 7.9
angle (degrees, anti-clockwise from east) = -10.36

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 966.41 3.62 16.437 0.004 AB
PanSTARRS_r 2128.23 3.15 15.580 0.002 AB
PanSTARRS_i 3130.61 4.66 15.161 0.002 AB
PanSTARRS_z 3905.78 10.64 14.921 0.003 AB
PanSTARRS_y 4607.24 22.95 14.741 0.005 AB
2MASS_J 6470.87 226.83 13.478 0.038 Vega
2MASS_H 7903.23 343.06 12.788 0.047 Vega
2MASS_K 7520.76 385.01 12.372 0.056 Vega
WISE_W1 3178.39 23.79 12.445 0.008 Vega
WISE_W2 1924.88 26.39 12.350 0.015 Vega
WISE_W3 782.69 79.16 11.492 0.110 Vega
WISE_W4 690.61 359.03 10.182 0.564 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})\, 8.815 8.965 9.120
{\rm log}_{10}({\rm SFR}) -1.831 -1.244 -0.735
{\rm log}_{10}({\rm sSFR}) -10.829 -10.227 -9.700
{\rm stellar\ age} 5.986 7.452 10.072

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.534 -0.978 -0.380
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.575 -0.545 0.253

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.973 1.432 1.869
\delta -0.115 0.095 0.262
\tau_1/\tau_2 0.688 1.021 1.383
Q_{PAH} 0.703 2.303 4.757
U_{min} 2.929 8.079 15.200
{\rm log}_{10}(\gamma_e)\, -2.876 -1.847 -0.774

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.741 -0.706 -0.014
{\rm log}_{10}(\tau_{AGN})\, 1.052 1.447 1.920

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.970 -1.195 -0.607
0.03-0.10 Gyr -2.163 -1.386 -0.782
0.10-0.33 Gyr -2.506 -1.551 -0.993
0.33-1.07 Gyr -2.838 -1.603 -1.064
1.07-3.51 Gyr -2.601 -1.267 -0.895
3.51-11.51 Gyr -1.568 -0.952 -0.743
11.51-12.78 Gyr -1.450 -0.814 -0.013

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 11.056 11.149 11.229
{\rm log}_{10}({\rm SFR}) -3.645 -1.676 -0.570
{\rm log}_{10}({\rm sSFR}) -14.616 -12.742 -11.621
{\rm stellar\ age} 7.613 10.729 12.136

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.626 -0.462 -0.344
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.560 -0.680 0.151

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.140 0.249 0.382
\delta -0.736 -0.332 -0.026
\tau_1/\tau_2 0.484 0.911 1.338
Q_{PAH} 0.442 1.338 3.226
U_{min} 2.861 8.704 16.309
{\rm log}_{10}(\gamma_e)\, -3.332 -2.403 -1.463

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.313 -3.430 -2.530
{\rm log}_{10}(\tau_{AGN})\, 1.005 1.453 1.889

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -4.609 -1.770 -0.758
0.03-0.10 Gyr -4.734 -1.929 -0.585
0.10-0.33 Gyr -5.261 -2.094 -0.601
0.33-1.07 Gyr -5.041 -2.040 -0.449
1.07-3.51 Gyr -3.399 -1.186 0.501
3.51-11.51 Gyr -1.457 0.882 1.359
11.51-12.78 Gyr 0.985 2.154 2.369