2025hvy

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Information

Transient

Name: AT2025hvy
Right ascension: 14h08m09.37s
Declination: 28d01m21.85s
Discovery Date: March 2, 2025, 2:53 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.017

Host

Name: 2025hvy
Right ascension: 14h08m09.41s
Declination: 28d01m19.75s
Redshift: None
Photometric Redshift: 0.195
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 2.32
Cutout download processed 19.92
Global aperture construction processed 0.64
Local aperture photometry processed 7.56
Global aperture photometry processed 7.67
Validate local photometry no valid phot 0.03
Validate global photometry processed 19.74
Host information processed 0.08
Global host SED inference processed 421.55
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.07
Host MWEBV processed 0.05
Log transient processing status blocked None
 

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) = 14h08m09.37s, 28d01m21.85s
semi major axis, semi minor axis (arcsec) = 0.62, 0.62
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys

Aperture details

RA, DEC (J2000) = 14h08m09.40s, 28d01m19.94s
semi major axis, semi minor axis (arcsec) = 3.71, 2.17
angle (degrees, anti-clockwise from east) = -161.61

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 3.49 2.48 22.544 0.772 AB
GALEX_NUV 2.43 0.91 22.938 0.407 AB
SDSS_u 8.2 2.95 21.616 0.391 AB
SDSS_g 23.26 1.48 20.483 0.069 AB
DES_g 23.13 0.29 20.490 0.013 AB
PanSTARRS_g 23.87 0.75 20.456 0.034 AB
SDSS_r 48.33 2.16 19.690 0.049 AB
PanSTARRS_r 45.51 0.83 19.755 0.020 AB
DES_r 55.04 0.68 19.548 0.013 AB
SDSS_i 72.49 3.1 19.249 0.046 AB
PanSTARRS_i 69.89 1.02 19.289 0.016 AB
PanSTARRS_z 86.45 1.74 19.058 0.022 AB
SDSS_z 102.21 8.19 18.876 0.087 AB
DES_z 98.55 1.88 18.916 0.021 AB
PanSTARRS_y 89.28 4.58 19.023 0.056 AB
2MASS_J 89.44 82.2 18.126 0.998 Vega
2MASS_H 169.17 116.96 16.962 0.751 Vega
2MASS_K 120.7 148.53 16.858 1.336 Vega
WISE_W1 72.43 8.29 16.551 0.124 Vega
WISE_W2 55.22 13.84 16.206 0.272 Vega
WISE_W3 177.85 46.26 13.101 0.282 Vega
WISE_W4 45.03 286.31 13.146 6.903 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.975 10.132 10.280
{\rm log}_{10}({\rm SFR}) -2.523 -0.743 0.084
{\rm log}_{10}({\rm sSFR}) -12.721 -10.941 -10.003
{\rm stellar\ age} 2.201 5.126 6.773

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.681 -1.216 -0.618
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.634 -0.537 0.262

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.473 0.660 0.873
\delta -0.623 -0.316 0.035
\tau_1/\tau_2 0.566 0.965 1.332
Q_{PAH} 0.597 1.721 3.349
U_{min} 3.007 8.590 16.409
{\rm log}_{10}(\gamma_e)\, -3.022 -2.107 -1.214

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.997 -2.126 -1.229
{\rm log}_{10}(\tau_{AGN})\, 0.935 1.345 1.824

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.371 -1.023 -0.318
0.03-0.10 Gyr -3.174 -0.747 0.197
0.10-0.32 Gyr -2.081 -0.197 0.631
0.32-1.01 Gyr -1.363 0.207 0.769
1.01-3.21 Gyr -0.722 0.326 0.688
3.21-10.22 Gyr -1.309 0.121 0.490
10.22-11.36 Gyr -1.755 0.019 0.736