2025swa

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Information

Transient

Name: AT2025swa
Right ascension: 17h50m16.98s
Declination: 77d44m20.75s
Discovery Date: July 31, 2025, 9:12 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.047

Host

Name:
Right ascension: 17h50m16.96s
Declination: 77d44m21.19s
Redshift: 0.072742
Photometric Redshift: 0.098
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 35.2
Transient MWEBV processed 0.04
Host match processed 6.19
Host information processed 0.15
Host MWEBV processed 0.04
Global aperture construction processed 0.65
Global aperture photometry processed 4.89
Validate global photometry processed 15.08
Global host SED inference processed 432.75
Local aperture photometry processed 5.22
Validate local photometry processed 0.02
Local host SED inference processed 506.57
 

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) = 17h50m16.98s, 77d44m20.75s
semi major axis, semi minor axis (arcsec) = 1.45, 1.45
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_g 95.78 2.58 18.947 0.029 AB
PanSTARRS_g 90.03 0.48 19.014 0.006 AB
SDSS_r 202.54 3.77 18.134 0.020 AB
PanSTARRS_r 184.27 0.59 18.236 0.003 AB
SDSS_i 316.34 4.78 17.650 0.016 AB
PanSTARRS_i 271.45 0.49 17.816 0.002 AB
PanSTARRS_z 334.35 1.54 17.590 0.005 AB
SDSS_z 384.28 6.82 17.438 0.019 AB
PanSTARRS_y 384.44 3.05 17.438 0.009 AB

Aperture details

RA, DEC (J2000) = 17h50m16.93s, 77d44m21.25s
semi major axis, semi minor axis (arcsec) = 7.87, 6.92
angle (degrees, anti-clockwise from east) = -157.12

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 27.93 3.76 20.285 0.146 AB
GALEX_NUV 25.83 0.91 20.370 0.038 AB
SDSS_u 78.76 8.15 19.159 0.112 AB
SDSS_g 330.59 5.29 17.602 0.017 AB
PanSTARRS_g 371.58 2.31 17.475 0.007 AB
SDSS_r 633.77 7.65 16.895 0.013 AB
PanSTARRS_r 621.49 2.83 16.916 0.005 AB
SDSS_i 910.32 10.13 16.502 0.012 AB
PanSTARRS_i 889.8 2.32 16.527 0.003 AB
PanSTARRS_z 1044.89 7.63 16.352 0.008 AB
SDSS_z 1011.21 24.85 16.388 0.027 AB
PanSTARRS_y 1264.75 15.37 16.145 0.013 AB
2MASS_J 1596.53 199.92 14.997 0.136 Vega
2MASS_H 1844.14 325.07 14.368 0.191 Vega
2MASS_K 2113.64 323.59 13.750 0.166 Vega
WISE_W1 775.94 18.81 13.976 0.026 Vega
WISE_W2 492.1 18.55 13.831 0.041 Vega
WISE_W3 1892.0 49.43 10.534 0.028 Vega
WISE_W4 1610.98 320.04 9.262 0.216 Vega
 

Imaging data

Click the image to load the interactive plot.


 

Spectral Energy Distribution

 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.932 10.058 10.199
{\rm log}_{10}({\rm SFR}) -2.557 -0.991 -0.039
{\rm log}_{10}({\rm sSFR}) -12.866 -11.104 -10.104
{\rm stellar\ age} 6.608 8.101 11.830

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.775 -1.360 -0.921
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.608 -0.452 0.304

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.493 0.787 1.120
\delta -0.597 -0.249 0.130
\tau_1/\tau_2 0.627 1.056 1.448
Q_{PAH} 0.899 2.623 5.282
U_{min} 3.093 8.692 16.604
{\rm log}_{10}(\gamma_e)\, -3.153 -1.783 -0.491

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.439 -1.276 -0.481
{\rm log}_{10}(\tau_{AGN})\, 1.022 1.526 1.936

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.478 -1.439 -0.677
0.03-0.10 Gyr -3.215 -0.995 0.092
0.10-0.33 Gyr -3.470 -1.097 -0.044
0.33-1.07 Gyr -4.066 -1.297 -0.242
1.07-3.52 Gyr -3.241 -0.833 0.061
3.52-11.51 Gyr -1.508 0.083 0.325
11.51-12.79 Gyr -0.589 0.487 1.296

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.412 10.471 10.564
{\rm log}_{10}({\rm SFR}) -0.732 -0.456 -0.194
{\rm log}_{10}({\rm sSFR}) -11.228 -10.910 -10.673
{\rm stellar\ age} 7.466 8.266 11.229

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.899 -0.661 -0.499
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.805 -0.285 -0.004

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.115 0.202 0.326
\delta -0.095 0.176 0.326
\tau_1/\tau_2 0.601 0.985 1.400
Q_{PAH} 1.256 3.112 4.914
U_{min} 2.677 7.790 15.622
{\rm log}_{10}(\gamma_e)\, -2.086 -1.086 -0.417

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.877 -2.603 -1.515
{\rm log}_{10}(\tau_{AGN})\, 1.186 1.720 2.007

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.403 -0.226 -0.082
0.03-0.10 Gyr -1.684 -0.653 -0.214
0.10-0.33 Gyr -1.989 -0.800 -0.343
0.33-1.07 Gyr -1.687 -0.663 -0.204
1.07-3.52 Gyr -1.533 -0.357 0.219
3.52-11.51 Gyr -0.015 0.622 0.741
11.51-12.79 Gyr 0.304 0.925 1.630