2025aasv

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Information

Transient

Name: SN2025aasv
Right ascension: 21h49m34.54s
Declination: 23d02m44.47s
Discovery Date: Oct. 18, 2025, 2:56 a.m.
Classification: SN Ia
Redshift: 0.069000
MW E(B-V): 0.064

Host

Name:
Right ascension: 21h49m34.60s
Declination: 23d02m44.03s
Redshift: None
Photometric Redshift: 0.064
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 16.13
Transient MWEBV processed 0.07
Host match processed 5.99
Host information processed 0.16
Host MWEBV processed 0.04
Global aperture construction processed 0.68
Global aperture photometry processed 7.39
Validate global photometry processed 18.89
Global host SED inference processed 538.48
Local aperture photometry processed 7.24
Validate local photometry processed 0.03
Local host SED inference processed 500.54
 

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) = 21h49m34.54s, 23d02m44.47s
semi major axis, semi minor axis (arcsec) = 1.52, 1.52
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 129.27 2.97 18.621 0.025 AB
DES_g 144.59 0.99 18.500 0.007 AB
PanSTARRS_g 160.59 0.47 18.386 0.003 AB
SDSS_r 275.77 4.37 17.799 0.017 AB
PanSTARRS_r 319.8 0.5 17.638 0.002 AB
DES_r 346.28 1.78 17.551 0.006 AB
SDSS_i 439.53 5.62 17.293 0.014 AB
PanSTARRS_i 452.62 0.57 17.261 0.001 AB
PanSTARRS_z 616.24 1.31 16.926 0.002 AB
SDSS_z 600.7 7.99 16.953 0.014 AB
DES_z 568.58 5.16 17.013 0.010 AB
PanSTARRS_y 718.12 2.94 16.760 0.004 AB

Aperture details

RA, DEC (J2000) = 21h49m34.59s, 23d02m44.16s
semi major axis, semi minor axis (arcsec) = 6.77, 3.14
angle (degrees, anti-clockwise from east) = -161.52

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 5.75 2.2 22.000 0.415 AB
GALEX_NUV 2.31 1.81 22.991 0.852 AB
SDSS_u 49.25 4.6 19.669 0.101 AB
SDSS_g 300.61 4.65 17.705 0.017 AB
DES_g 327.48 1.51 17.612 0.005 AB
PanSTARRS_g 336.22 1.22 17.583 0.004 AB
SDSS_r 677.15 7.13 16.823 0.011 AB
PanSTARRS_r 681.65 1.16 16.816 0.002 AB
DES_r 753.84 2.68 16.707 0.004 AB
SDSS_i 990.68 9.22 16.410 0.010 AB
PanSTARRS_i 979.94 1.42 16.422 0.002 AB
PanSTARRS_z 1263.91 3.6 16.146 0.003 AB
SDSS_z 1369.48 17.53 16.059 0.014 AB
DES_z 1337.61 7.98 16.084 0.006 AB
PanSTARRS_y 1471.69 8.58 15.980 0.006 AB
2MASS_J 1690.28 123.75 14.935 0.079 Vega
2MASS_H 2357.37 153.62 14.101 0.071 Vega
2MASS_K 2029.41 249.14 13.794 0.133 Vega
WISE_W1 722.01 18.59 14.055 0.028 Vega
WISE_W2 416.88 23.57 14.011 0.061 Vega
WISE_W3 167.65 63.15 13.165 0.409 Vega
 

Imaging data

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Spectral Energy Distribution

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Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.151 10.237 10.346
{\rm log}_{10}({\rm SFR}) -1.711 -0.839 -0.076
{\rm log}_{10}({\rm sSFR}) -11.961 -11.097 -10.266
{\rm stellar\ age} 6.924 8.042 11.440

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.343 -0.771 -0.528
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.808 -1.264 0.045

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.247 0.565 1.039
\delta -0.628 -0.243 0.191
\tau_1/\tau_2 0.547 0.920 1.291
Q_{PAH} 0.798 2.646 5.217
U_{min} 2.739 8.107 15.082
{\rm log}_{10}(\gamma_e)\, -3.423 -2.405 -0.842

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.577 -1.272 -0.405
{\rm log}_{10}(\tau_{AGN})\, 0.952 1.373 1.901

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.957 -0.963 -0.327
0.03-0.10 Gyr -2.036 -0.867 0.002
0.10-0.33 Gyr -2.254 -0.831 0.052
0.33-1.08 Gyr -2.461 -0.806 0.008
1.08-3.52 Gyr -2.239 -0.436 0.246
3.52-11.56 Gyr -0.399 0.332 0.497
11.56-12.84 Gyr 0.018 0.651 1.400

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.419 10.507 10.619
{\rm log}_{10}({\rm SFR}) -4.147 -1.531 -0.451
{\rm log}_{10}({\rm sSFR}) -14.765 -12.081 -10.975
{\rm stellar\ age} 6.831 7.935 11.891

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.453 -1.142 -0.912
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.480 -0.637 0.110

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.288 0.409 0.573
\delta -0.938 -0.805 -0.573
\tau_1/\tau_2 0.491 0.942 1.391
Q_{PAH} 0.428 1.501 3.297
U_{min} 3.325 9.573 18.307
{\rm log}_{10}(\gamma_e)\, -2.925 -1.624 -0.775

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.522 -3.644 -2.653
{\rm log}_{10}(\tau_{AGN})\, 1.107 1.630 1.971

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -5.401 -2.374 -0.971
0.03-0.10 Gyr -4.824 -1.577 -0.336
0.10-0.33 Gyr -4.329 -1.462 -0.133
0.33-1.08 Gyr -3.763 -1.410 -0.146
1.08-3.52 Gyr -3.020 -0.453 0.538
3.52-11.56 Gyr -1.071 0.591 0.802
11.56-12.84 Gyr -1.028 0.822 1.744