2026fan results

Information

Transient
Name:AT2026fan
Right ascension: 8h33m03.53s
Declination:63d55m17.04s
Discovery Date:Feb. 28, 2026, 3:47 a.m.
Classification:None
Redshift:None
MW E(B-V):0.045
Host
Name:
Right ascension: 8h33m03.50s
Declination:63d55m16.89s
Redshift:None
Photometric Redshift:0.105
 

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_i
DES_z
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 5.96
Transient MWEBV processed 0.04
Host match processed 5.64
Host information processed 0.1
Host MWEBV processed 0.11
Global aperture construction processed 0.67
Global aperture photometry processed 4.08
Validate global photometry processed 11.76
Global host SED inference processed 384.33
Local aperture photometry processed 3.68
Validate local photometry processed 0.02
Local host SED inference processed 729.83
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):8h33m03.53s, 63d55m17.04s
semi major axis, semi minor axis (arcsec):1.04, 1.04
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_y 76.08 2.18 19.197 0.031 AB

Aperture details

RA, DEC (J2000):8h33m03.49s, 63d55m17.03s
semi major axis, semi minor axis (arcsec):5.8, 3.29
angle (degrees, anti-clockwise from east):-96.69
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 4.73 2.0 22.214 0.460 AB
GALEX_NUV 9.48 0.64 21.458 0.073 AB
PanSTARRS_g 93.8 0.92 18.970 0.011 AB
PanSTARRS_r 146.09 1.35 18.488 0.010 AB
PanSTARRS_i 190.33 1.3 18.201 0.007 AB
PanSTARRS_z 206.94 3.71 18.110 0.019 AB
PanSTARRS_y 255.93 8.93 17.880 0.038 AB
2MASS_J 175.1 116.01 17.397 0.719 Vega
2MASS_H 228.81 193.55 16.634 0.918 Vega
2MASS_K 349.68 188.29 15.703 0.585 Vega
WISE_W1 139.9 9.99 15.836 0.078 Vega
WISE_W2 86.99 12.67 15.712 0.158 Vega
WISE_W3 349.35 54.2 12.368 0.168 Vega
WISE_W4 341.28 358.33 10.947 1.140 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.980 9.409 9.596
{\rm log}_{10}({\rm SFR}) -0.616 -0.099 0.371
{\rm log}_{10}({\rm sSFR}) -10.104 -9.479 -8.688
{\rm stellar\ age} 2.086 5.810 7.801

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.103 -0.157 0.106
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.384 -0.574 0.072

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.416 0.717 1.149
\delta -0.725 -0.431 0.046
\tau_1/\tau_2 0.452 0.864 1.390
Q_{PAH} 0.369 1.328 4.011
U_{min} 3.082 8.419 15.226
{\rm log}_{10}(\gamma_e)\, -3.300 -1.997 -0.767

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.285 -1.097 -0.379
{\rm log}_{10}(\tau_{AGN})\, 1.008 1.440 1.934

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.342 0.078 0.517
0.03-0.10 Gyr -1.798 -0.496 0.264
0.10-0.32 Gyr -2.135 -0.935 -0.218
0.32-1.06 Gyr -2.196 -0.734 -0.106
1.06-3.43 Gyr -2.222 -0.738 -0.294
3.43-11.15 Gyr -2.042 -0.671 -0.306
11.15-12.39 Gyr -2.088 -0.650 0.123

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.727 9.817 9.910
{\rm log}_{10}({\rm SFR}) -0.681 -0.312 0.063
{\rm log}_{10}({\rm sSFR}) -10.531 -10.128 -9.696
{\rm stellar\ age} 4.124 5.553 6.669

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.183 -0.665 -0.286
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.946 -0.271 0.123

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.140 0.231 0.367
\delta -0.776 -0.443 -0.033
\tau_1/\tau_2 0.673 0.979 1.292
Q_{PAH} 0.715 2.000 3.813
U_{min} 2.671 7.314 13.834
{\rm log}_{10}(\gamma_e)\, -2.560 -1.672 -0.754

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.177 -2.862 -1.713
{\rm log}_{10}(\tau_{AGN})\, 1.024 1.506 1.888

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.737 -0.434 -0.197
0.03-0.10 Gyr -0.741 -0.283 0.162
0.10-0.32 Gyr -0.320 0.099 0.420
0.32-1.06 Gyr -0.150 0.166 0.399
1.06-3.43 Gyr -0.244 0.000 0.200
3.43-11.15 Gyr -0.452 -0.138 0.057
11.15-12.39 Gyr -0.772 -0.172 0.248