2025htn

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Information

Transient

Name: AT2025htn
Right ascension: 17h41m11.74s
Declination: 1d47m40.40s
Discovery Date: April 8, 2025, 10:13 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.199

Host

Name: 2025htn
Right ascension: 17h41m11.74s
Declination: 1d47m40.47s
Redshift: None
Photometric Redshift: 0.098
 

Processing Status

Cutout download
 Cutout download
processed
 status
Transient information
Transient information
processed
 status
Transient MWEBV
Transient MWEBV
processed
 status
Host match
 Host match
processed
 status
Host information
Host information
processed
 status
Local aperture photometry
 Local aperture photometry
processed
 status
Validate local photometry
 Validate local photometry
processed
 status
Local host SED inference
Local host SED inference
processed
 status
Host MWEBV
Host MWEBV
processed
 status
Global host SED inference
Global host SED inference
processed
 status
Validate global photometry
Validate global photometr...
processed
 status
Global aperture construction
 Global aperture construct...
processed
 status
Global aperture photometry
 Global aperture photometr...
processed
 status
Task Name Status Time taken (s) Warning Flag
Host match processed 5.09
Cutout download processed 4.08
Global aperture construction processed 0.72
Local aperture photometry processed 4.25
Global aperture photometry processed 4.42
Validate local photometry processed 0.02
Validate global photometry processed 12.89
Host information processed 0.09
Global host SED inference processed 401.62
Local host SED inference processed 610.62
Transient information processed 0.0
Transient MWEBV processed 0.05
Host MWEBV processed 0.06
Processing status completed N/A N/A
 

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) = 17h41m11.74s, 1d47m40.40s
semi major axis, semi minor axis (arcsec) = 1.1, 1.1
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_z 94.44 0.74 18.962 0.009 AB
PanSTARRS_y 113.16 1.99 18.766 0.019 AB

Aperture details

RA, DEC (J2000) = 17h41m11.73s, 1d47m40.58s
semi major axis, semi minor axis (arcsec) = 6.81, 3.03
angle (degrees, anti-clockwise from east) = -54.56

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 4.56 2.09 22.253 0.499 AB
GALEX_NUV 3.33 1.56 22.594 0.507 AB
PanSTARRS_g 70.29 0.95 19.283 0.015 AB
PanSTARRS_r 140.08 1.46 18.534 0.011 AB
PanSTARRS_i 224.18 1.58 18.023 0.008 AB
PanSTARRS_z 280.44 2.89 17.780 0.011 AB
PanSTARRS_y 312.92 7.97 17.661 0.028 AB
2MASS_J 550.16 155.38 16.154 0.307 Vega
2MASS_H 509.28 254.93 15.765 0.543 Vega
2MASS_K 870.76 239.81 14.712 0.299 Vega
WISE_W1 349.44 28.58 14.843 0.089 Vega
WISE_W2 253.76 28.38 14.550 0.121 Vega
WISE_W3 1095.15 104.25 11.127 0.103 Vega
WISE_W4 1554.92 646.96 9.301 0.452 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})\, 9.243 9.653 9.838
{\rm log}_{10}({\rm SFR}) -0.610 -0.041 0.659
{\rm log}_{10}({\rm sSFR}) -10.392 -9.726 -8.712
{\rm stellar\ age} 3.065 6.506 9.031

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.276 -0.531 0.078
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.031 -0.531 0.134

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.367 0.680 1.021
\delta -0.802 -0.439 -0.068
\tau_1/\tau_2 0.522 0.954 1.451
Q_{PAH} 0.594 1.901 4.274
U_{min} 3.240 7.949 15.085
{\rm log}_{10}(\gamma_e)\, -3.373 -2.312 -1.063

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.875 -1.730 -0.294
{\rm log}_{10}(\tau_{AGN})\, 1.028 1.449 1.940

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.537 0.027 0.429
0.03-0.10 Gyr -1.351 -0.214 0.744
0.10-0.33 Gyr -2.428 -0.694 -0.033
0.33-1.06 Gyr -3.282 -0.687 -0.098
1.06-3.45 Gyr -2.839 -0.589 -0.129
3.45-11.23 Gyr -1.904 -0.377 -0.071
11.23-12.47 Gyr -1.442 -0.259 0.593

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.986 10.115 10.252
{\rm log}_{10}({\rm SFR}) -0.377 -0.004 0.380
{\rm log}_{10}({\rm sSFR}) -10.549 -10.120 -9.707
{\rm stellar\ age} 4.112 6.073 7.399

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.110 -0.642 -0.260
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.733 -1.049 0.155

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.388 0.569 0.792
\delta -0.536 -0.090 0.216
\tau_1/\tau_2 0.672 0.965 1.277
Q_{PAH} 0.792 2.276 4.493
U_{min} 2.602 7.290 14.046
{\rm log}_{10}(\gamma_e)\, -2.913 -1.807 -1.116

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.215 -1.776 -1.336
{\rm log}_{10}(\tau_{AGN})\, 0.896 1.271 1.753

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.304 -0.039 0.202
0.03-0.10 Gyr -0.531 -0.004 0.471
0.10-0.33 Gyr -0.467 0.098 0.498
0.33-1.06 Gyr -0.327 0.182 0.485
1.06-3.45 Gyr -0.118 0.274 0.516
3.45-11.23 Gyr -0.308 0.165 0.410
11.23-12.47 Gyr -0.612 0.147 0.664