2025cwh

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Information

Transient

Name: AT2025cwh
Right ascension: 13h42m20.86s
Declination: 30d37m52.57s
Discovery Date: Feb. 27, 2025, 12:16 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.018

Host

Name: 2025cwh
Right ascension: 13h42m20.84s
Declination: 30d37m52.51s
Redshift: 0.065047
Photometric Redshift: 0.083
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 1.93
Cutout download processed 16.79
Global aperture construction processed 0.64
Local aperture photometry processed 5.13
Global aperture photometry processed 5.23
Validate local photometry processed 0.02
Validate global photometry processed 15.85
Host information processed 0.08
Global host SED inference processed 451.46
Local host SED inference processed 565.82
Transient information processed 0.0
Transient MWEBV processed 0.07
Host MWEBV processed 0.04
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) = 13h42m20.86s, 30d37m52.57s
semi major axis, semi minor axis (arcsec) = 1.6, 1.6
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 28.25 1.77 20.272 0.068 AB
SDSS_g 146.62 3.17 18.485 0.023 AB
DES_g 165.08 0.8 18.356 0.005 AB
PanSTARRS_g 154.91 0.42 18.425 0.003 AB
SDSS_r 337.45 4.82 17.579 0.015 AB
PanSTARRS_r 327.08 0.51 17.613 0.002 AB
DES_r 389.6 1.69 17.423 0.005 AB
SDSS_i 502.48 5.92 17.147 0.013 AB
PanSTARRS_i 478.85 0.69 17.200 0.002 AB
PanSTARRS_z 587.19 1.18 16.978 0.002 AB
SDSS_z 677.47 7.8 16.823 0.012 AB
PanSTARRS_y 667.96 2.16 16.838 0.004 AB

Aperture details

RA, DEC (J2000) = 13h42m20.83s, 30d37m52.77s
semi major axis, semi minor axis (arcsec) = 8.83, 3.33
angle (degrees, anti-clockwise from east) = -137.06

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 4.57 0.66 22.249 0.156 AB
GALEX_NUV 8.42 0.66 21.587 0.085 AB
SDSS_u 92.6 4.76 18.983 0.056 AB
SDSS_g 347.34 5.04 17.548 0.016 AB
DES_g 382.49 1.27 17.443 0.004 AB
PanSTARRS_g 372.39 1.21 17.472 0.004 AB
SDSS_r 767.27 7.55 16.688 0.011 AB
PanSTARRS_r 772.56 1.43 16.680 0.002 AB
DES_r 846.46 2.58 16.581 0.003 AB
SDSS_i 1119.6 9.4 16.277 0.009 AB
PanSTARRS_i 1095.39 1.98 16.301 0.002 AB
PanSTARRS_z 1344.52 3.54 16.079 0.003 AB
SDSS_z 1516.09 16.6 15.948 0.012 AB
PanSTARRS_y 1614.54 6.74 15.880 0.005 AB
2MASS_J 2253.71 128.33 14.623 0.062 Vega
2MASS_H 2621.28 194.97 13.986 0.081 Vega
2MASS_K 2453.7 227.79 13.588 0.101 Vega
WISE_W1 1016.4 20.57 13.683 0.022 Vega
WISE_W2 572.41 21.62 13.667 0.041 Vega
WISE_W3 608.88 92.55 11.765 0.165 Vega
WISE_W4 587.5 505.32 10.357 0.934 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})\, 10.017 10.140 10.284
{\rm log}_{10}({\rm SFR}) -1.490 -0.767 -0.278
{\rm log}_{10}({\rm sSFR}) -11.660 -10.899 -10.332
{\rm stellar\ age} 6.771 8.313 12.083

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.542 -1.063 -0.771
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.837 -0.512 0.327

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.423 0.621 0.870
\delta -0.837 -0.630 -0.294
\tau_1/\tau_2 0.586 0.945 1.316
Q_{PAH} 0.789 2.584 5.152
U_{min} 2.966 8.432 16.040
{\rm log}_{10}(\gamma_e)\, -3.227 -1.536 -0.398

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.679 -1.910 -0.845
{\rm log}_{10}(\tau_{AGN})\, 0.890 1.344 1.853

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.295 -0.616 -0.246
0.03-0.10 Gyr -2.946 -0.986 -0.281
0.10-0.33 Gyr -3.678 -1.106 -0.295
0.33-1.08 Gyr -4.297 -1.134 -0.142
1.08-3.54 Gyr -3.561 -0.810 0.133
3.54-11.60 Gyr -1.172 0.145 0.382
11.60-12.89 Gyr -0.135 0.618 1.411

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.521 10.608 10.656
{\rm log}_{10}({\rm SFR}) -1.708 -1.168 -0.732
{\rm log}_{10}({\rm sSFR}) -12.297 -11.732 -11.268
{\rm stellar\ age} 8.458 11.739 12.226

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.811 -0.642 -0.519
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.043 0.163 0.427

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.176 0.272 0.394
\delta -0.320 -0.061 0.128
\tau_1/\tau_2 0.458 0.869 1.283
Q_{PAH} 0.584 1.934 4.103
U_{min} 2.988 9.067 17.398
{\rm log}_{10}(\gamma_e)\, -2.455 -1.326 -0.622

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.450 -3.483 -2.427
{\rm log}_{10}(\tau_{AGN})\, 1.074 1.596 1.986

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.952 -1.339 -0.917
0.03-0.10 Gyr -2.358 -1.205 -0.629
0.10-0.33 Gyr -3.273 -1.441 -0.735
0.33-1.08 Gyr -4.824 -2.023 -1.075
1.08-3.54 Gyr -3.943 -1.792 -0.734
3.54-11.60 Gyr -1.885 -0.070 0.747
11.60-12.89 Gyr 0.952 1.719 1.794