2025hdc

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Information

Transient

Name: AT2025hdc
Right ascension: 16h42m07.49s
Declination: -27d19m24.30s
Discovery Date: April 8, 2025, 2:06 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.312

Host

Name: 2025hdc
Right ascension: 16h42m07.78s
Declination: -27d19m28.00s
Redshift: None
Photometric Redshift: 0.065
 

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 9.12
Cutout download processed 3.62
Global aperture construction processed 1.17
Local aperture photometry processed 4.21
Global aperture photometry processed 4.3
Validate local photometry processed 0.02
Validate global photometry processed 12.9
Host information processed 0.08
Global host SED inference processed 460.3
Local host SED inference processed 483.32
Transient information processed 0.0
Transient MWEBV processed 0.13
Host MWEBV processed 0.07
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) = 16h42m07.49s, -27d19m24.30s
semi major axis, semi minor axis (arcsec) = 1.61, 1.61
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 5.56 0.46 22.037 0.090 AB
PanSTARRS_r 8.24 0.5 21.611 0.066 AB
PanSTARRS_i 16.26 0.84 20.872 0.056 AB
PanSTARRS_z 21.9 1.54 20.549 0.076 AB
PanSTARRS_y 12.02 3.24 21.200 0.293 AB

Aperture details

RA, DEC (J2000) = 16h42m07.77s, -27d19m27.98s
semi major axis, semi minor axis (arcsec) = 2.11, 1.55
angle (degrees, anti-clockwise from east) = -34.68

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 4.79 0.51 22.199 0.115 AB
PanSTARRS_r 9.89 0.54 21.412 0.059 AB
PanSTARRS_i 13.1 0.87 21.107 0.072 AB
PanSTARRS_z 23.0 1.57 20.496 0.074 AB
PanSTARRS_y 14.85 3.21 20.971 0.235 AB
2MASS_J 10.66 78.18 20.436 7.962 Vega
2MASS_H 89.26 117.96 17.656 1.435 Vega
2MASS_K 86.34 136.69 17.222 1.719 Vega
WISE_W1 -7.36 41.01 Vega
WISE_W2 15.66 34.14 17.574 2.367 Vega
WISE_W3 94.14 71.57 13.792 0.825 Vega
WISE_W4 -22.81 478.81 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})\, 8.404 8.614 8.762
{\rm log}_{10}({\rm SFR}) -1.697 -1.268 -0.800
{\rm log}_{10}({\rm sSFR}) -10.335 -9.849 -9.256
{\rm stellar\ age} 2.142 5.693 7.292

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.325 -0.575 -0.055
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.897 -1.680 -1.257

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.345 0.679 1.102
\delta -0.356 0.005 0.270
\tau_1/\tau_2 0.558 0.910 1.278
Q_{PAH} 1.060 3.026 5.291
U_{min} 3.316 8.700 15.889
{\rm log}_{10}(\gamma_e)\, -2.693 -1.569 -0.563

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.208 -0.530 0.045
{\rm log}_{10}(\tau_{AGN})\, 0.984 1.552 1.977

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.560 -1.189 -0.863
0.03-0.10 Gyr -2.095 -1.387 -0.781
0.10-0.33 Gyr -1.891 -1.262 -0.634
0.33-1.08 Gyr -1.748 -1.136 -0.720
1.08-3.54 Gyr -2.312 -1.324 -1.017
3.54-11.61 Gyr -2.631 -1.429 -1.130
11.61-12.89 Gyr -2.761 -1.460 -0.883

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.458 8.667 8.831
{\rm log}_{10}({\rm SFR}) -2.501 -1.574 -0.597
{\rm log}_{10}({\rm sSFR}) -11.143 -10.251 -9.277
{\rm stellar\ age} 1.142 5.646 7.810

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.561 -0.826 -0.207
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.690 -1.060 -0.023

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.238 0.713 1.323
\delta -0.425 -0.012 0.258
\tau_1/\tau_2 0.618 0.984 1.442
Q_{PAH} 1.642 3.869 5.658
U_{min} 3.698 9.564 17.140
{\rm log}_{10}(\gamma_e)\, -2.834 -1.644 -0.530

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.660 -0.498 0.127
{\rm log}_{10}(\tau_{AGN})\, 1.125 1.531 1.906

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.392 -1.990 -1.147
0.03-0.10 Gyr -2.735 -1.566 -0.510
0.10-0.33 Gyr -2.530 -1.352 -0.446
0.33-1.08 Gyr -2.545 -1.346 -0.689
1.08-3.54 Gyr -3.077 -1.351 -0.985
3.54-11.61 Gyr -3.756 -1.453 -1.060
11.61-12.89 Gyr -3.991 -1.472 -0.706