2022grn results

Information

Transient
Name:AT2022grn
Right ascension: 21h50m50.94s
Declination:-70d20m28.90s
Discovery Date:April 3, 2022, 5:22 p.m.
Classification:None
Redshift:None
MW E(B-V):0.024
Host
Name:2022grn
Right ascension: 21h50m46.56s
Declination:-70d20m03.12s
Redshift:0.012335
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_i
DES_z
DES_Y
 

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 2.9
Transient MWEBV processed 0.04
Host match processed 0.26
Host information processed 0.09
Host MWEBV processed 0.05
Global aperture construction processed 0.16
Global aperture photometry processed 0.99
Validate global photometry processed 1.49
Global host SED inference processed 659.16
Local aperture photometry processed 0.86
Validate local photometry processed 0.02
Local host SED inference not enough filters 19.51
 

Imaging data


 

Spectral Energy Distribution


 

Aperture Photometry


Aperture details

RA, DEC (J2000):21h50m50.94s, -70d20m28.90s
semi major axis, semi minor axis (arcsec):7.93, 7.93
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 7.39 2.68 21.729 0.393 AB
2MASS_J 6365.59 170.78 13.496 0.029 Vega
2MASS_H 9028.06 260.19 12.643 0.031 Vega
2MASS_K 7805.29 334.24 12.331 0.046 Vega
WISE_W1 2285.22 36.59 12.804 0.017 Vega
WISE_W2 1263.04 26.76 12.807 0.023 Vega
WISE_W3 722.2 318.21 11.579 0.478 Vega

Aperture details

RA, DEC (J2000):21h50m46.69s, -70d20m02.46s
semi major axis, semi minor axis (arcsec):55.85, 17.12
angle (degrees, anti-clockwise from east):-35.45
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 146.76 10.98 18.483 0.081 AB
2MASS_J 195253.88 674.56 9.779 0.004 Vega
2MASS_H 269545.74 1021.94 8.956 0.004 Vega
2MASS_K 232956.56 1309.38 8.644 0.006 Vega
WISE_W1 115740.05 256.71 8.542 0.002 Vega
WISE_W2 63699.62 199.91 8.551 0.003 Vega
WISE_W4 20655.45 2448.37 6.492 0.129 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})\, 10.922 11.079 11.211
{\rm log}_{10}({\rm SFR}) -2.742 -1.448 -0.426
{\rm log}_{10}({\rm sSFR}) -13.864 -12.507 -11.429
{\rm stellar\ age} 6.462 8.338 12.601

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.387 -0.179 -0.036
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.159 -0.585 -0.006

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.255 0.399 0.659
\delta -0.906 -0.670 -0.241
\tau_1/\tau_2 0.330 0.742 1.186
Q_{PAH} 0.516 1.705 4.670
U_{min} 2.336 7.115 14.291
{\rm log}_{10}(\gamma_e)\, -3.574 -2.836 -2.098

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.660 -3.989 -3.012
{\rm log}_{10}(\tau_{AGN})\, 1.166 1.684 1.994

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.329 -1.584 -0.567
0.03-0.10 Gyr -3.528 -1.540 -0.445
0.10-0.33 Gyr -3.402 -1.500 -0.215
0.33-1.10 Gyr -2.814 -0.829 0.647
1.10-3.64 Gyr -2.022 0.211 1.127
3.64-12.05 Gyr -0.694 1.050 1.325
12.05-13.39 Gyr 0.435 1.407 2.327