2026chv results

Information

Transient
Name:AT2026chv
Right ascension: 17h01m17.71s
Declination:2d05m06.86s
Discovery Date:Jan. 30, 2026, 1:31 p.m.
Classification:None
Redshift:None
MW E(B-V):0.119
Host
Name:
Right ascension: 17h01m17.72s
Declination:2d05m08.94s
Redshift:None
Photometric Redshift:0.068
 

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
DES_g
DES_r
DES_z
SDSS_i
SDSS_r
SDSS_u
SDSS_z
SDSS_g
DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 8.62
Transient MWEBV processed 0.24
Host match processed 5.55
Host information processed 0.13
Host MWEBV processed 0.13
Global aperture construction processed 0.68
Global aperture photometry processed 5.84
Validate global photometry processed 15.79
Global host SED inference processed 505.78
Local aperture photometry processed 5.67
Validate local photometry processed 0.02
Local host SED inference processed 522.26
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):17h01m17.71s, 2d05m06.86s
semi major axis, semi minor axis (arcsec):1.53, 1.53
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 54.48 0.37 19.559 0.007 AB
PanSTARRS_g 46.53 0.35 19.731 0.008 AB
PanSTARRS_r 96.45 0.5 18.939 0.006 AB
DES_r 131.45 0.95 18.603 0.008 AB
PanSTARRS_i 141.74 0.46 18.521 0.004 AB
PanSTARRS_z 179.63 1.26 18.264 0.008 AB
DES_z 247.57 2.58 17.916 0.011 AB
PanSTARRS_y 211.05 3.36 18.089 0.017 AB

Aperture details

RA, DEC (J2000):17h01m17.71s, 2d05m09.19s
semi major axis, semi minor axis (arcsec):9.58, 8.22
angle (degrees, anti-clockwise from east):-141.65
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 11.0 3.6 21.296 0.356 AB
GALEX_NUV 16.48 1.63 20.857 0.107 AB
DES_g 440.35 1.16 17.291 0.003 AB
PanSTARRS_g 442.37 1.93 17.286 0.005 AB
PanSTARRS_r 898.01 2.73 16.517 0.003 AB
DES_r 998.64 2.78 16.401 0.003 AB
PanSTARRS_i 1318.41 2.52 16.100 0.002 AB
PanSTARRS_z 1702.31 7.1 15.822 0.005 AB
DES_z 1849.79 7.51 15.732 0.004 AB
PanSTARRS_y 2023.99 19.29 15.634 0.010 AB
2MASS_J 2696.92 257.1 14.428 0.104 Vega
2MASS_H 3667.49 395.87 13.621 0.117 Vega
2MASS_K 3303.04 401.01 13.265 0.132 Vega
WISE_W1 1221.07 37.09 13.484 0.033 Vega
WISE_W2 714.48 35.54 13.426 0.054 Vega
WISE_W3 1074.3 131.2 11.148 0.133 Vega
WISE_W4 755.1 535.88 10.085 0.770 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.467 9.612 9.721
{\rm log}_{10}({\rm SFR}) -0.795 -0.337 0.221
{\rm log}_{10}({\rm sSFR}) -10.475 -9.950 -9.301
{\rm stellar\ age} 4.584 6.575 8.123

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.750 -0.247 0.041
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.762 -1.207 0.116

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.332 0.660 1.044
\delta -0.812 -0.467 -0.153
\tau_1/\tau_2 0.709 1.079 1.477
Q_{PAH} 0.830 2.821 5.307
U_{min} 3.142 8.273 15.303
{\rm log}_{10}(\gamma_e)\, -3.182 -1.719 -0.354

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.009 -2.218 -0.559
{\rm log}_{10}(\tau_{AGN})\, 1.032 1.488 1.957

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.612 -0.236 0.077
0.03-0.10 Gyr -1.073 -0.387 0.269
0.10-0.33 Gyr -1.211 -0.497 0.082
0.33-1.08 Gyr -1.183 -0.473 -0.069
1.08-3.53 Gyr -1.006 -0.382 -0.105
3.53-11.56 Gyr -0.821 -0.351 -0.135
11.56-12.85 Gyr -0.973 -0.303 0.266

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.623 10.673 10.756
{\rm log}_{10}({\rm SFR}) -0.402 -0.039 0.394
{\rm log}_{10}({\rm sSFR}) -11.110 -10.691 -10.268
{\rm stellar\ age} 7.752 9.618 11.923

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.694 -0.549 -0.450
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.590 -0.270 0.334

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.087 0.143 0.224
\delta -0.907 -0.707 -0.424
\tau_1/\tau_2 0.598 1.043 1.525
Q_{PAH} 0.817 1.934 4.010
U_{min} 2.407 7.868 15.503
{\rm log}_{10}(\gamma_e)\, -3.032 -2.190 -1.245

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.511 -3.615 -2.683
{\rm log}_{10}(\tau_{AGN})\, 1.104 1.587 1.975

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.361 -0.713 -0.356
0.03-0.10 Gyr -0.370 0.087 0.550
0.10-0.33 Gyr -1.090 -0.083 0.314
0.33-1.08 Gyr -2.647 -0.598 -0.102
1.08-3.53 Gyr -2.297 -0.602 -0.003
3.53-11.56 Gyr -0.565 0.694 0.906
11.56-12.85 Gyr 0.693 1.489 1.877