2025hcj

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Information

Transient

Name: AT2025hcj
Right ascension: 19h15m27.83s
Declination: 54d04m29.05s
Discovery Date: April 8, 2025, 1:34 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.097

Host

Name: 2025hcj
Right ascension: 19h15m28.30s
Declination: 54d04m16.83s
Redshift: 0.047403
Photometric Redshift: 0.045
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 2.4
Cutout download processed 3.21
Global aperture construction processed 0.69
Local aperture photometry processed 4.11
Global aperture photometry processed 4.04
Validate local photometry processed 0.02
Validate global photometry processed 11.34
Host information processed 0.08
Global host SED inference processed 554.98
Local host SED inference processed 455.77
Transient information processed 0.0
Transient MWEBV processed 0.08
Host MWEBV processed 0.09
Log transient processing status processed 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) = 19h15m27.83s, 54d04m29.05s
semi major axis, semi minor axis (arcsec) = 2.15, 2.15
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 17.56 0.53 20.788 0.033 AB
PanSTARRS_r 28.45 0.71 20.265 0.027 AB
PanSTARRS_i 29.06 0.86 20.242 0.032 AB
PanSTARRS_z 32.7 1.83 20.114 0.061 AB
PanSTARRS_y 32.72 3.7 20.113 0.123 AB

Aperture details

RA, DEC (J2000) = 19h15m28.46s, 54d04m18.10s
semi major axis, semi minor axis (arcsec) = 17.06, 13.72
angle (degrees, anti-clockwise from east) = -138.84

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 1249.23 3.7 16.158 0.003 AB
PanSTARRS_r 2183.64 5.14 15.552 0.003 AB
PanSTARRS_i 2736.85 6.15 15.307 0.002 AB
PanSTARRS_z 3228.34 13.18 15.128 0.004 AB
PanSTARRS_y 3404.35 26.56 15.070 0.008 AB
2MASS_J 3654.82 427.43 14.098 0.127 Vega
2MASS_H 4665.55 621.72 13.360 0.145 Vega
2MASS_K 3601.48 702.27 13.171 0.212 Vega
WISE_W1 2138.32 28.53 12.876 0.014 Vega
WISE_W2 1319.8 29.1 12.760 0.024 Vega
WISE_W3 3702.38 84.19 9.805 0.025 Vega
WISE_W4 3436.07 369.71 8.440 0.117 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.046 8.307 8.456
{\rm log}_{10}({\rm SFR}) -1.780 -1.318 -0.673
{\rm log}_{10}({\rm sSFR}) -10.140 -9.643 -8.824
{\rm stellar\ age} 2.447 5.524 7.163

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.674 -1.167 -0.510
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.886 -1.639 -0.555

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.149 0.406 0.810
\delta -0.733 -0.302 0.143
\tau_1/\tau_2 0.749 1.126 1.495
Q_{PAH} 1.013 2.774 5.603
U_{min} 3.180 8.374 15.377
{\rm log}_{10}(\gamma_e)\, -2.771 -1.538 -0.488

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.354 -0.863 -0.070
{\rm log}_{10}(\tau_{AGN})\, 1.160 1.558 1.977

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.724 -1.263 -0.862
0.03-0.10 Gyr -1.984 -1.383 -0.611
0.10-0.33 Gyr -2.138 -1.443 -0.894
0.33-1.09 Gyr -2.250 -1.508 -1.132
1.09-3.58 Gyr -2.429 -1.621 -1.354
3.58-11.81 Gyr -2.659 -1.746 -1.434
11.81-13.12 Gyr -2.798 -1.842 -1.277

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.236 10.392 10.525
{\rm log}_{10}({\rm SFR}) -1.552 -0.407 0.227
{\rm log}_{10}({\rm sSFR}) -11.927 -10.819 -10.186
{\rm stellar\ age} 3.062 6.516 8.179

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.350 -1.014 -0.778
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.876 -1.422 0.056

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.131 0.221 0.344
\delta -0.755 -0.164 0.258
\tau_1/\tau_2 0.531 0.941 1.368
Q_{PAH} 1.219 2.748 4.938
U_{min} 2.991 8.528 16.259
{\rm log}_{10}(\gamma_e)\, -2.982 -2.133 -1.057

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.042 -2.015 -1.612
{\rm log}_{10}(\tau_{AGN})\, 0.950 1.322 1.733

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.453 -0.507 0.142
0.03-0.10 Gyr -2.640 -0.507 0.273
0.10-0.33 Gyr -2.325 -0.259 0.423
0.33-1.09 Gyr -1.802 0.102 0.596
1.09-3.58 Gyr 0.013 0.593 0.962
3.58-11.81 Gyr -1.135 0.399 0.682
11.81-13.12 Gyr -1.649 0.285 1.064