2025chw

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Information

Transient

Name: AT2025chw
Right ascension: 2h43m52.46s
Declination: 10d42m13.15s
Discovery Date: Feb. 22, 2025, 2:57 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.154

Host

Name: 2025chw
Right ascension: 2h43m52.89s
Declination: 10d42m08.65s
Redshift: 0.064653
Photometric Redshift: 0.048
 

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 1.66
Cutout download processed 2.4
Global aperture construction processed 0.64
Local aperture photometry processed 3.35
Global aperture photometry processed 3.47
Validate local photometry processed 0.02
Validate global photometry processed 9.48
Host information processed 0.1
Global host SED inference processed 408.1
Local host SED inference processed 449.28
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) = 2h43m52.46s, 10d42m13.15s
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 6.53 0.45 21.862 0.075 AB
PanSTARRS_r 14.84 0.6 20.972 0.044 AB
PanSTARRS_i 24.71 0.55 20.418 0.024 AB
PanSTARRS_z 33.88 0.98 20.075 0.031 AB
PanSTARRS_y 38.72 2.61 19.930 0.073 AB

Aperture details

RA, DEC (J2000) = 2h43m52.88s, 10d42m08.62s
semi major axis, semi minor axis (arcsec) = 12.21, 10.97
angle (degrees, anti-clockwise from east) = -169.52

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 714.75 3.28 16.765 0.005 AB
PanSTARRS_r 1645.3 4.34 15.859 0.003 AB
PanSTARRS_i 2516.12 3.97 15.398 0.002 AB
PanSTARRS_z 3367.1 6.95 15.082 0.002 AB
PanSTARRS_y 4042.06 18.36 14.883 0.005 AB
2MASS_J 5079.66 312.61 13.741 0.067 Vega
2MASS_H 6766.11 531.72 12.957 0.085 Vega
2MASS_K 6722.21 515.13 12.493 0.083 Vega
WISE_W1 3211.74 35.54 12.434 0.012 Vega
WISE_W2 2044.84 43.86 12.284 0.023 Vega
WISE_W3 4305.96 187.7 9.641 0.047 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})\, 8.964 9.112 9.240
{\rm log}_{10}({\rm SFR}) -2.004 -1.405 -0.730
{\rm log}_{10}({\rm sSFR}) -11.107 -10.529 -9.798
{\rm stellar\ age} 5.575 7.444 9.533

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.433 -0.800 -0.270
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.603 -0.761 0.163

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.752 1.231 1.752
\delta -0.071 0.145 0.304
\tau_1/\tau_2 0.662 1.006 1.370
Q_{PAH} 0.755 2.559 5.231
U_{min} 2.938 7.995 15.153
{\rm log}_{10}(\gamma_e)\, -2.956 -1.899 -0.812

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.390 -0.656 -0.082
{\rm log}_{10}(\tau_{AGN})\, 0.957 1.400 1.911

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.407 -1.485 -0.770
0.03-0.10 Gyr -2.203 -1.443 -0.694
0.10-0.33 Gyr -2.430 -1.488 -0.842
0.33-1.08 Gyr -2.667 -1.442 -0.754
1.08-3.54 Gyr -2.513 -1.137 -0.730
3.54-11.61 Gyr -1.508 -0.797 -0.602
11.61-12.90 Gyr -1.509 -0.714 0.026

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.865 10.960 11.046
{\rm log}_{10}({\rm SFR}) -1.648 -0.728 0.144
{\rm log}_{10}({\rm sSFR}) -12.578 -11.687 -10.800
{\rm stellar\ age} 6.974 7.964 10.832

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.742 -0.469 -0.279
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.555 -0.589 0.254

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.209 0.325 0.499
\delta -0.825 -0.445 0.006
\tau_1/\tau_2 0.609 0.996 1.400
Q_{PAH} 0.998 2.164 4.112
U_{min} 2.683 8.340 16.077
{\rm log}_{10}(\gamma_e)\, -2.746 -1.616 -0.687

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.450 -1.743 -1.360
{\rm log}_{10}(\tau_{AGN})\, 1.102 1.516 1.840

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.650 -0.959 -0.166
0.03-0.10 Gyr -2.054 -0.756 0.223
0.10-0.33 Gyr -2.128 -0.675 0.229
0.33-1.08 Gyr -2.196 -0.506 0.268
1.08-3.54 Gyr -1.310 0.308 0.980
3.54-11.61 Gyr 0.434 1.095 1.243
11.61-12.90 Gyr 0.476 1.261 2.063