2026lsv results

Information

Transient
Name:AT2026lsv
Right ascension: 21h57m26.19s
Declination:7d29m34.54s
Discovery Date:May 9, 2026, 11:29 a.m.
Classification:None
Redshift:None
MW E(B-V):0.049
Host
Name:J215725.88+072934.68
Object ID:9906624328369687
Catalog Name:decals
Catalog Release:dr9
Right ascension: 21h57m25.88s
Declination:7d29m34.68s
Redshift:None
Photometric Redshift:0.079
 

Cutout Download Report

Downloaded Unavailable
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_z
 DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 18.59
Transient MWEBV processed 0.14
Host match processed 5.29
Host information processed 0.18
Host MWEBV processed 0.1
Global aperture construction processed 0.65
Global aperture photometry processed 6.27
Validate global photometry processed 19.25
Global host SED inference processed 411.55
Local aperture photometry processed 6.27
Validate local photometry processed 0.03
Local host SED inference processed 425.0
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):21h57m26.19s, 7d29m34.54s
semi major axis, semi minor axis (arcsec):1.33, 1.33
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 24.28 0.31 20.437 0.014 AB
PanSTARRS_g 21.98 0.31 20.545 0.016 AB
SDSS_r 40.78 1.75 19.874 0.047 AB
PanSTARRS_r 38.51 0.38 19.936 0.011 AB
DES_r 43.92 0.62 19.793 0.015 AB
SDSS_i 57.38 2.14 19.503 0.041 AB
PanSTARRS_i 54.91 0.36 19.551 0.007 AB
PanSTARRS_z 59.32 1.12 19.467 0.021 AB
SDSS_z 70.61 4.0 19.278 0.062 AB
DES_z 68.53 1.54 19.310 0.024 AB
PanSTARRS_y 67.82 2.36 19.322 0.038 AB

Aperture details

RA, DEC (J2000):21h57m25.85s, 7d29m35.08s
semi major axis, semi minor axis (arcsec):14.64, 12.26
angle (degrees, anti-clockwise from east):-64.54
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 82.55 6.34 19.108 0.083 AB
GALEX_NUV 104.16 4.61 18.856 0.048 AB
SDSS_u 276.06 10.24 17.798 0.040 AB
SDSS_g 911.58 8.66 16.501 0.010 AB
DES_g 956.86 2.13 16.448 0.002 AB
PanSTARRS_g 920.39 3.05 16.490 0.004 AB
SDSS_r 1655.4 11.97 15.853 0.008 AB
PanSTARRS_r 1603.72 3.69 15.887 0.002 AB
DES_r 1780.73 4.17 15.774 0.003 AB
SDSS_i 2330.15 15.24 15.482 0.007 AB
PanSTARRS_i 2305.47 3.5 15.493 0.002 AB
SDSS_z 3067.38 36.61 15.183 0.013 AB
DES_z 2829.44 10.26 15.271 0.004 AB
PanSTARRS_y 3161.31 23.58 15.150 0.008 AB
2MASS_J 3817.77 253.05 14.051 0.072 Vega
2MASS_H 4336.66 366.81 13.440 0.092 Vega
2MASS_K 5375.55 513.31 12.736 0.104 Vega
WISE_W1 2149.69 37.67 12.870 0.019 Vega
WISE_W2 1288.36 42.46 12.786 0.036 Vega
WISE_W3 3756.1 170.91 9.789 0.049 Vega
WISE_W4 4273.26 1008.11 8.203 0.256 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.049 9.184 9.306
{\rm log}_{10}({\rm SFR}) -1.567 -1.065 -0.443
{\rm log}_{10}({\rm sSFR}) -10.787 -10.247 -9.566
{\rm stellar\ age} 4.112 6.253 7.566

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.575 -0.987 -0.469
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.686 -0.242 0.317

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.232 0.541 0.955
\delta -0.653 -0.211 0.168
\tau_1/\tau_2 0.723 1.056 1.385
Q_{PAH} 0.855 2.425 4.710
U_{min} 2.879 8.119 14.852
{\rm log}_{10}(\gamma_e)\, -3.005 -1.918 -0.815

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.159 -0.661 -0.091
{\rm log}_{10}(\tau_{AGN})\, 0.971 1.436 1.897

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.606 -1.128 -0.745
0.03-0.10 Gyr -1.700 -1.069 -0.351
0.10-0.33 Gyr -1.629 -0.957 -0.387
0.33-1.07 Gyr -1.462 -0.801 -0.343
1.07-3.50 Gyr -1.262 -0.730 -0.482
3.50-11.44 Gyr -1.228 -0.751 -0.549
11.44-12.71 Gyr -1.406 -0.775 -0.301

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.855 10.895 10.971
{\rm log}_{10}({\rm SFR}) 0.447 0.661 0.940
{\rm log}_{10}({\rm sSFR}) -10.443 -10.231 -9.993
{\rm stellar\ age} 7.173 7.808 9.867

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.684 -0.485 -0.360
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.026 0.305 0.433

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.125 0.199 0.316
\delta -0.470 -0.176 0.052
\tau_1/\tau_2 0.705 1.069 1.422
Q_{PAH} 1.482 2.576 4.296
U_{min} 2.410 7.134 14.145
{\rm log}_{10}(\gamma_e)\, -2.838 -1.996 -1.209

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.298 -3.278 -2.284
{\rm log}_{10}(\tau_{AGN})\, 1.077 1.593 1.925

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.035 0.355 0.486
0.03-0.10 Gyr 0.471 0.749 1.084
0.10-0.33 Gyr 0.104 0.525 0.780
0.33-1.07 Gyr -0.241 0.343 0.570
1.07-3.50 Gyr -0.295 0.472 0.787
3.50-11.44 Gyr 0.792 1.063 1.155
11.44-12.71 Gyr 0.790 1.274 1.886