2025swe

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Information

Transient

Name: AT2025swe
Right ascension: 21h29m55.32s
Declination: 4d31m51.99s
Discovery Date: Aug. 1, 2025, 10:36 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.050

Host

Name:
Right ascension: 21h29m55.26s
Declination: 4d31m52.96s
Redshift: None
Photometric Redshift: 0.075
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 41.46
Transient MWEBV processed 0.09
Host match processed 8.54
Host information processed 0.15
Host MWEBV processed 0.03
Global aperture construction processed 0.68
Global aperture photometry processed 6.34
Validate global photometry processed 17.68
Global host SED inference processed 433.57
Local aperture photometry processed 7.27
Validate local photometry processed 0.03
Local host SED inference processed 470.75
 

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) = 21h29m55.32s, 4d31m51.99s
semi major axis, semi minor axis (arcsec) = 1.4, 1.4
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 50.76 0.29 19.636 0.006 AB
PanSTARRS_g 44.69 0.35 19.774 0.008 AB
SDSS_r 98.08 2.64 18.921 0.029 AB
PanSTARRS_r 82.02 0.43 19.115 0.006 AB
DES_r 108.64 0.71 18.810 0.007 AB
SDSS_i 145.07 3.33 18.496 0.025 AB
PanSTARRS_i 123.22 0.43 18.673 0.004 AB
PanSTARRS_z 148.37 1.04 18.472 0.008 AB
SDSS_z 183.7 5.27 18.240 0.031 AB
DES_z 195.21 2.02 18.174 0.011 AB
PanSTARRS_y 165.73 2.48 18.351 0.016 AB

Aperture details

RA, DEC (J2000) = 21h29m55.25s, 4d31m53.13s
semi major axis, semi minor axis (arcsec) = 7.68, 5.37
angle (degrees, anti-clockwise from east) = -86.74

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 7.52 0.73 21.709 0.105 AB
GALEX_NUV 15.29 0.7 20.939 0.049 AB
SDSS_u 42.56 5.06 19.827 0.129 AB
SDSS_g 248.21 4.45 17.913 0.019 AB
DES_g 266.1 0.71 17.837 0.003 AB
PanSTARRS_g 263.37 1.5 17.849 0.006 AB
SDSS_r 488.36 6.41 17.178 0.014 AB
PanSTARRS_r 492.55 1.85 17.169 0.004 AB
DES_r 546.21 1.68 17.057 0.003 AB
SDSS_i 692.61 8.64 16.799 0.014 AB
PanSTARRS_i 722.86 1.88 16.752 0.003 AB
PanSTARRS_z 856.9 4.61 16.568 0.006 AB
SDSS_z 897.54 19.72 16.517 0.024 AB
DES_z 916.59 4.55 16.495 0.005 AB
PanSTARRS_y 982.31 11.22 16.419 0.012 AB
2MASS_J 1239.77 166.53 15.272 0.146 Vega
2MASS_H 1684.1 282.32 14.466 0.182 Vega
2MASS_K 1482.66 294.73 14.135 0.216 Vega
WISE_W1 536.38 16.69 14.377 0.034 Vega
WISE_W2 347.06 23.28 14.210 0.073 Vega
WISE_W3 732.98 83.04 11.563 0.123 Vega
WISE_W4 872.03 629.97 9.929 0.784 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})\, 9.459 9.569 9.669
{\rm log}_{10}({\rm SFR}) -1.317 -0.755 -0.239
{\rm log}_{10}({\rm sSFR}) -10.902 -10.331 -9.724
{\rm stellar\ age} 4.576 6.471 7.974

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.132 -0.557 -0.222
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.762 -0.998 0.133

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.243 0.548 1.009
\delta -0.785 -0.426 -0.103
\tau_1/\tau_2 0.735 1.040 1.372
Q_{PAH} 1.136 3.720 5.804
U_{min} 3.003 7.925 14.773
{\rm log}_{10}(\gamma_e)\, -3.135 -1.904 -0.629

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.322 -1.086 -0.296
{\rm log}_{10}(\tau_{AGN})\, 0.903 1.415 1.903

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.177 -0.770 -0.400
0.03-0.10 Gyr -1.532 -0.793 -0.167
0.10-0.33 Gyr -1.560 -0.713 -0.027
0.33-1.07 Gyr -1.387 -0.463 -0.048
1.07-3.51 Gyr -1.002 -0.354 -0.119
3.51-11.48 Gyr -0.770 -0.349 -0.154
11.48-12.76 Gyr -1.004 -0.373 0.180

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.373 10.432 10.516
{\rm log}_{10}({\rm SFR}) -0.525 -0.203 0.173
{\rm log}_{10}({\rm sSFR}) -11.010 -10.633 -10.237
{\rm stellar\ age} 7.716 9.756 11.912

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.076 -0.822 -0.679
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.706 -0.212 0.298

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.153 0.242 0.394
\delta -0.765 -0.522 -0.272
\tau_1/\tau_2 0.614 1.083 1.566
Q_{PAH} 0.485 1.331 3.051
U_{min} 2.942 8.501 16.304
{\rm log}_{10}(\gamma_e)\, -2.804 -1.746 -0.919

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.049 -2.822 -1.915
{\rm log}_{10}(\tau_{AGN})\, 1.167 1.641 1.985

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.879 -0.473 -0.258
0.03-0.10 Gyr -0.565 -0.124 0.301
0.10-0.33 Gyr -1.639 -0.415 0.028
0.33-1.07 Gyr -2.921 -0.816 -0.294
1.07-3.51 Gyr -2.870 -0.899 -0.232
3.51-11.48 Gyr -0.948 0.407 0.661
11.48-12.76 Gyr 0.472 1.299 1.646