2026ivh results

Information

Transient
Name:AT2026ivh
Right ascension: 12h16m21.92s
Declination:30d21m04.60s
Discovery Date:April 7, 2026, 6:51 a.m.
Classification:None
Redshift:None
MW E(B-V):0.017
Host
Name:39305
Right ascension: 12h16m21.84s
Declination:30d21m05.11s
Redshift:0.067402
Photometric Redshift:None
 

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 17.38
Transient MWEBV processed 0.04
Host match processed 4.08
Host information processed 0.09
Host MWEBV processed 0.05
Global aperture construction processed 0.62
Global aperture photometry processed 6.31
Validate global photometry processed 19.01
Global host SED inference processed 371.7
Local aperture photometry processed 6.16
Validate local photometry processed 0.03
Local host SED inference processed 586.55
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):12h16m21.92s, 30d21m04.60s
semi major axis, semi minor axis (arcsec):1.55, 1.55
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 45.26 2.06 19.761 0.049 AB
SDSS_g 121.85 2.89 18.685 0.026 AB
DES_g 119.81 1.49 18.704 0.013 AB
PanSTARRS_g 111.36 0.41 18.783 0.004 AB
SDSS_r 207.87 3.8 18.106 0.020 AB
PanSTARRS_r 192.87 0.46 18.187 0.003 AB
DES_r 225.21 2.45 18.019 0.012 AB
SDSS_i 306.98 4.65 17.682 0.016 AB
PanSTARRS_i 248.78 0.61 17.910 0.003 AB
PanSTARRS_z 316.29 1.23 17.650 0.004 AB
SDSS_z 366.21 7.2 17.491 0.021 AB
DES_z 392.09 3.39 17.417 0.009 AB
PanSTARRS_y 349.52 2.01 17.541 0.006 AB

Aperture details

RA, DEC (J2000):12h16m21.82s, 30d21m05.25s
semi major axis, semi minor axis (arcsec):11.2, 9.66
angle (degrees, anti-clockwise from east):-64.66
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 128.09 10.63 18.631 0.090 AB
GALEX_NUV 156.63 6.93 18.413 0.048 AB
SDSS_u 262.93 8.79 17.850 0.036 AB
SDSS_g 868.38 8.04 16.553 0.010 AB
DES_g 873.48 4.1 16.547 0.005 AB
PanSTARRS_g 861.61 2.38 16.562 0.003 AB
SDSS_r 1314.62 10.36 16.103 0.009 AB
PanSTARRS_r 1324.46 2.49 16.095 0.002 AB
DES_r 1485.47 6.36 15.970 0.005 AB
SDSS_i 1784.46 12.84 15.771 0.008 AB
PanSTARRS_i 1693.21 3.54 15.828 0.002 AB
PanSTARRS_z 1860.58 7.71 15.726 0.004 AB
SDSS_z 1971.94 37.11 15.663 0.020 AB
DES_z 2089.86 8.37 15.600 0.004 AB
PanSTARRS_y 2241.77 13.29 15.524 0.006 AB
2MASS_J 2569.11 205.99 14.481 0.087 Vega
2MASS_H 3158.19 320.09 13.784 0.110 Vega
2MASS_K 2913.83 357.24 13.401 0.133 Vega
WISE_W1 1467.63 26.27 13.284 0.019 Vega
WISE_W2 942.23 29.34 13.126 0.034 Vega
WISE_W3 3884.57 121.4 9.753 0.034 Vega
WISE_W4 3258.73 718.23 8.497 0.239 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.660 9.808 9.940
{\rm log}_{10}({\rm SFR}) -0.883 0.035 0.687
{\rm log}_{10}({\rm sSFR}) -10.641 -9.764 -9.013
{\rm stellar\ age} 5.282 7.129 9.573

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.363 -0.663 -0.328
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.631 -0.304 0.357

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.275 0.762 1.219
\delta -0.434 -0.088 0.209
\tau_1/\tau_2 0.712 1.089 1.473
Q_{PAH} 1.412 3.055 5.283
U_{min} 3.468 9.454 17.114
{\rm log}_{10}(\gamma_e)\, -3.206 -1.738 -0.680

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.776 -1.603 -0.646
{\rm log}_{10}(\tau_{AGN})\, 0.908 1.454 1.952

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.989 -1.029 -0.383
0.03-0.10 Gyr -0.819 0.176 0.839
0.10-0.33 Gyr -1.142 -0.183 0.431
0.33-1.08 Gyr -2.571 -0.577 -0.069
1.08-3.53 Gyr -1.856 -0.440 -0.046
3.53-11.58 Gyr -0.970 -0.140 0.076
11.58-12.86 Gyr -0.948 -0.045 0.788

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.400 10.443 10.479
{\rm log}_{10}({\rm SFR}) 0.120 0.259 0.395
{\rm log}_{10}({\rm sSFR}) -10.321 -10.179 -10.044
{\rm stellar\ age} 5.671 6.435 7.246

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.361 -0.248 -0.151
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.109 0.239 0.354

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.085 0.132 0.200
\delta -0.273 0.065 0.273
\tau_1/\tau_2 0.958 1.266 1.571
Q_{PAH} 1.888 3.720 5.273
U_{min} 2.272 6.720 13.363
{\rm log}_{10}(\gamma_e)\, -2.774 -1.684 -0.690

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.060 -2.969 -1.988
{\rm log}_{10}(\tau_{AGN})\, 1.036 1.546 1.924

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.239 0.318 0.406
0.03-0.10 Gyr 0.007 0.235 0.430
0.10-0.33 Gyr 0.192 0.401 0.568
0.33-1.08 Gyr 0.392 0.530 0.647
1.08-3.53 Gyr 0.409 0.583 0.740
3.53-11.58 Gyr 0.394 0.535 0.627
11.58-12.86 Gyr 0.108 0.533 0.902