2025zi results

Information

Transient
Name:AT2025zi
Right ascension: 3h38m54.59s
Declination:-26d22m14.65s
Discovery Date:Jan. 21, 2025, 1:02 a.m.
Classification:None
Redshift:None
MW E(B-V):0.012
Host
Name:2025zi
Right ascension: 3h38m52.10s
Declination:-26d20m16.44s
Redshift:None
Photometric Redshift:0.025
 

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 8.48
Transient MWEBV processed 0.05
Host match processed 0.98
Host information processed 0.08
Host MWEBV processed 0.09
Global aperture construction processed 0.66
Global aperture photometry processed 4.02
Validate global photometry processed 9.23
Global host SED inference processed 1509.41
Local aperture photometry processed 4.4
Validate local photometry processed 0.02
Local host SED inference processed 562.22
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):3h38m54.59s, -26d22m14.65s
semi major axis, semi minor axis (arcsec):4.03, 4.03
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 30.76 0.39 20.180 0.014 AB
PanSTARRS_g 15.07 1.16 20.955 0.084 AB
PanSTARRS_r 26.5 1.66 20.342 0.068 AB
DES_r 55.28 0.62 19.544 0.012 AB
PanSTARRS_i 25.12 1.77 20.400 0.076 AB
PanSTARRS_z 57.34 3.06 19.504 0.058 AB
DES_z -10.39 1.69 AB
PanSTARRS_y 59.31 8.32 19.467 0.152 AB

Aperture details

RA, DEC (J2000):3h38m52.07s, -26d20m15.84s
semi major axis, semi minor axis (arcsec):53.37, 38.12
angle (degrees, anti-clockwise from east):-167.04
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 509.42 9.04 17.132 0.019 AB
GALEX_NUV 988.94 15.41 16.412 0.017 AB
PanSTARRS_g 130749.57 48.65 11.109 0.000 AB
PanSTARRS_i 364808.03 121.64 9.995 0.000 AB
PanSTARRS_z 492394.83 130.27 9.669 0.000 AB
DES_z 440938.58 191.55 9.789 0.000 AB
PanSTARRS_y 588149.46 226.89 9.476 0.000 AB
WISE_W1 358301.08 5041.91 7.315 0.015 Vega
WISE_W2 192315.06 3080.53 7.351 0.017 Vega
WISE_W3 61332.42 4165.04 6.757 0.074 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 7.333 7.854 8.106
{\rm log}_{10}({\rm SFR}) -1.579 -1.148 -0.743
{\rm log}_{10}({\rm sSFR}) -9.646 -8.960 -8.058
{\rm stellar\ age} 0.785 6.214 8.150

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.803 -0.107 0.118
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.412 -0.888 -0.035

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.419 0.851 1.317
\delta -0.416 -0.033 0.253
\tau_1/\tau_2 0.877 1.298 1.698
Q_{PAH} 0.681 2.471 5.044
U_{min} 3.433 9.038 16.934
{\rm log}_{10}(\gamma_e)\, -3.269 -1.834 -0.415

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.371 -1.002 -0.138
{\rm log}_{10}(\tau_{AGN})\, 1.042 1.576 2.000

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.620 -1.128 -0.803
0.03-0.10 Gyr -1.997 -1.222 -0.666
0.10-0.33 Gyr -3.895 -2.320 -1.672
0.33-1.10 Gyr -4.924 -2.532 -1.916
1.10-3.64 Gyr -4.959 -2.454 -1.942
3.64-12.08 Gyr -4.544 -2.277 -1.815
12.08-13.43 Gyr -4.322 -2.234 -1.479

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 12.174 12.208 12.236
{\rm log}_{10}({\rm SFR}) -0.536 -0.070 0.292
{\rm log}_{10}({\rm sSFR}) -12.750 -12.291 -11.911
{\rm stellar\ age} 7.997 8.751 10.055

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.295 -0.148 -0.042
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.402 -0.734 -0.130

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.151 0.235 0.350
\delta -0.750 -0.426 -0.068
\tau_1/\tau_2 0.444 0.838 1.253
Q_{PAH} 0.051 0.168 0.373
U_{min} 4.298 9.966 17.163
{\rm log}_{10}(\gamma_e)\, -2.446 -1.654 -1.184

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.813 -4.280 -3.493
{\rm log}_{10}(\tau_{AGN})\, 1.012 1.580 1.963

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.480 0.016 0.360
0.03-0.10 Gyr -0.927 -0.181 0.305
0.10-0.33 Gyr -1.429 -0.374 0.221
0.33-1.10 Gyr -1.660 -0.382 0.509
1.10-3.64 Gyr -1.024 0.398 1.595
3.64-12.08 Gyr 2.232 2.394 2.475
12.08-13.43 Gyr 2.065 2.610 2.997