2026btc results

Information

Transient
Name:AT2026btc
Right ascension: 15h46m41.00s
Declination:13d54m11.20s
Discovery Date:Jan. 30, 2026, 11:56 a.m.
Classification:None
Redshift:None
MW E(B-V):0.035
Host
Name:
Right ascension: 15h46m41.01s
Declination:13d54m10.69s
Redshift:0.130819
Photometric Redshift:None
 

Cutout Download Report

Downloaded Unavailable
2MASS_H
2MASS_J
2MASS_K
WISE_W1
WISE_W2
WISE_W3
WISE_W4
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
GALEX_NUV
GALEX_FUV
DES_i
DES_Y
 

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 17.37
Transient MWEBV processed 0.11
Host match processed 5.77
Host information processed 0.06
Host MWEBV processed 0.14
Global aperture construction processed 0.64
Global aperture photometry processed 6.29
Validate global photometry processed 17.74
Global host SED inference processed 555.71
Local aperture photometry processed 5.99
Validate local photometry no valid phot 0.02
Local host SED inference not processed None
 

Imaging data


 

Spectral Energy Distribution

 

Aperture Photometry


Aperture details

Data not available


Aperture details

RA, DEC (J2000):15h46m41.01s, 13d54m10.89s
semi major axis, semi minor axis (arcsec):6.48, 6.05
angle (degrees, anti-clockwise from east):-156.36
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 66.5 4.95 19.343 0.081 AB
SDSS_g 258.77 4.5 17.868 0.019 AB
DES_g 291.92 0.89 17.737 0.003 AB
PanSTARRS_g 293.31 1.51 17.732 0.006 AB
SDSS_r 687.18 7.3 16.807 0.012 AB
PanSTARRS_r 681.18 1.9 16.817 0.003 AB
DES_r 755.22 2.56 16.705 0.004 AB
SDSS_i 1025.83 9.42 16.372 0.010 AB
PanSTARRS_i 1021.67 1.91 16.377 0.002 AB
PanSTARRS_z 1376.7 3.92 16.053 0.003 AB
SDSS_z 1429.73 19.92 16.012 0.015 AB
DES_z 1495.28 6.46 15.963 0.005 AB
PanSTARRS_y 1655.7 8.74 15.853 0.006 AB
2MASS_J 2141.81 129.58 14.678 0.066 Vega
2MASS_H 2777.14 219.73 13.923 0.086 Vega
2MASS_K 2423.11 247.95 13.601 0.111 Vega
WISE_W1 1076.85 19.7 13.621 0.020 Vega
WISE_W2 711.07 23.07 13.431 0.035 Vega
WISE_W3 130.72 79.16 13.435 0.657 Vega
WISE_W4 -491.74 379.97 Vega
 

Host SED inference


Local parameter details

Documentation

Data not available


Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 11.143 11.256 11.300
{\rm log}_{10}({\rm SFR}) -6.241 -2.393 -0.480
{\rm log}_{10}({\rm sSFR}) -17.601 -13.675 -11.742
{\rm stellar\ age} 7.282 11.283 11.476

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.091 -0.825 -0.619
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.612 -0.716 0.092

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.233 0.351 0.506
\delta -0.797 -0.507 -0.268
\tau_1/\tau_2 0.445 0.925 1.421
Q_{PAH} 1.054 2.818 5.129
U_{min} 3.567 10.627 18.714
{\rm log}_{10}(\gamma_e)\, -2.711 -1.331 -0.447

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.049 -2.854 -1.805
{\rm log}_{10}(\tau_{AGN})\, 1.144 1.629 1.981

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -7.899 -3.948 -1.654
0.03-0.10 Gyr -6.823 -2.528 -0.354
0.10-0.32 Gyr -6.910 -3.253 -0.710
0.32-1.04 Gyr -6.397 -3.535 -0.950
1.04-3.37 Gyr -4.240 -2.365 -0.381
3.37-10.88 Gyr -1.741 0.147 1.462
10.88-12.08 Gyr 1.037 2.412 2.470