2026X results

Information

Transient
Name:AT2026X
Right ascension: 12h18m50.61s
Declination:14d24m44.60s
Discovery Date:Jan. 4, 2026, 3:56 p.m.
Classification:None
Redshift:None
MW E(B-V):
Host
Name:NGC4254
Right ascension: 12h18m49.63s
Declination:14d24m59.36s
Redshift:0.004139
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 20.58
Transient MWEBV processed 0.06
Host match processed 45.99
Host information processed 0.12
Host MWEBV processed 0.05
Global aperture construction processed 0.66
Global aperture photometry processed 6.33
Validate global photometry processed 12.75
Global host SED inference processed 690.85
Local aperture photometry processed 5.9
Validate local photometry processed 0.03
Local host SED inference processed 652.2
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):12h18m50.61s, 14d24m44.60s
semi major axis, semi minor axis (arcsec):23.39, 23.39
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 800.85 20.78 16.641 0.028 AB
GALEX_NUV 2123.62 39.35 15.582 0.020 AB
DES_g 28640.71 48.86 12.758 0.002 AB
DES_r 54274.73 80.14 12.064 0.002 AB
PanSTARRS_i 65282.33 84.52 11.863 0.001 AB
PanSTARRS_z 89364.91 110.67 11.522 0.001 AB
DES_z 97764.55 145.7 11.425 0.002 AB
PanSTARRS_y 110478.03 131.46 11.292 0.001 AB
2MASS_J 149315.95 583.52 10.070 0.004 Vega
2MASS_H 193525.66 873.87 9.316 0.005 Vega
2MASS_K 164218.74 986.44 9.024 0.007 Vega
WISE_W1 60543.3 3323.03 9.246 0.060 Vega
WISE_W2 35771.95 2529.61 9.177 0.077 Vega
WISE_W3 114065.41 21709.65 6.083 0.207 Vega
WISE_W4 184768.39 46772.13 4.113 0.275 Vega

Aperture details

RA, DEC (J2000):12h18m49.57s, 14d25m00.96s
semi major axis, semi minor axis (arcsec):55.58, 36.7
angle (degrees, anti-clockwise from east):-122.29
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_r 139546.16 138.93 11.038 0.001 AB
PanSTARRS_z 212194.92 182.74 10.583 0.001 AB
PanSTARRS_y 263229.23 218.79 10.349 0.001 AB
2MASS_J 347864.03 1117.85 9.152 0.003 Vega
2MASS_K 367683.77 1901.04 8.149 0.006 Vega
WISE_W1 186059.11 5872.07 8.027 0.034 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.810 9.883 9.975
{\rm log}_{10}({\rm SFR}) -0.610 -0.352 -0.032
{\rm log}_{10}({\rm sSFR}) -10.544 -10.236 -9.876
{\rm stellar\ age} 7.801 9.061 11.758

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.296 -0.164 -0.048
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.549 -1.143 -0.138

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.238 0.324 0.467
\delta -0.874 -0.656 -0.421
\tau_1/\tau_2 0.546 0.898 1.254
Q_{PAH} 0.066 0.262 0.661
U_{min} 2.706 8.276 15.455
{\rm log}_{10}(\gamma_e)\, -2.707 -1.854 -1.410

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.528 -3.673 -2.701
{\rm log}_{10}(\tau_{AGN})\, 1.147 1.650 2.027

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.592 -0.399 -0.212
0.03-0.10 Gyr -0.844 -0.336 0.063
0.10-0.33 Gyr -1.552 -0.917 -0.503
0.33-1.10 Gyr -1.774 -1.083 -0.673
1.10-3.66 Gyr -1.934 -0.897 -0.343
3.66-12.15 Gyr -0.655 -0.070 0.087
12.15-13.50 Gyr -0.179 0.464 1.005

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.181 10.290 10.400
{\rm log}_{10}({\rm SFR}) -0.851 -0.039 0.544
{\rm log}_{10}({\rm sSFR}) -11.188 -10.375 -9.667
{\rm stellar\ age} 7.657 8.984 12.380

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.768 -0.458 -0.159
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.639 -0.156 0.330

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.193 0.433 0.764
\delta -0.576 -0.240 0.169
\tau_1/\tau_2 0.452 0.917 1.421
Q_{PAH} 0.278 1.397 3.417
U_{min} 1.647 5.320 11.669
{\rm log}_{10}(\gamma_e)\, -3.779 -3.285 -2.305

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.307 -1.563 -1.141
{\rm log}_{10}(\tau_{AGN})\, 0.975 1.435 1.737

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.732 -0.095 0.384
0.03-0.10 Gyr -1.409 -0.083 0.623
0.10-0.33 Gyr -2.718 -0.731 -0.023
0.33-1.10 Gyr -2.922 -0.919 -0.249
1.10-3.66 Gyr -2.279 -0.666 0.039
3.66-12.15 Gyr -0.651 0.295 0.499
12.15-13.50 Gyr 0.096 0.830 1.482