2025zjn

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Information

Transient

Name: AT2025zjn
Right ascension: 0h40m36.79s
Declination: -3d42m08.08s
Discovery Date: Oct. 1, 2025, 7:26 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.036

Host

Name:
Right ascension: 0h40m36.88s
Declination: -3d42m07.01s
Redshift: None
Photometric Redshift: 0.160
 

Processing Status

Cutout download
 Cutout download
processed
 status
Transient information
Transient information
processed
 status
Transient MWEBV
Transient MWEBV
processed
 status
Host match
 Host match
processed
 status
Host information
Host information
processed
 status
Local aperture photometry
 Local aperture photometry
processed
 status
Validate local photometry
 Validate local photometry
no valid phot
 status
Local host SED inference
Local host SED inference
not processed
 status
Host MWEBV
Host MWEBV
processed
 status
Global host SED inference
Global host SED inference
processed
 status
Validate global photometry
Validate global photometr...
processed
 status
Global aperture construction
 Global aperture construct...
processed
 status
Global aperture photometry
 Global aperture photometr...
processed
 status
Task Name Status Time taken (s) Warning Flag
Host match processed 5.28
Cutout download processed 1.35
Global aperture construction processed 0.7
Local aperture photometry processed 5.49
Global aperture photometry processed 5.3
Validate local photometry no valid phot 0.02
Validate global photometry processed 14.84
Host information processed 0.15
Global host SED inference processed 377.95
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.06
Host MWEBV processed 0.03
Processing status blocked N/A N/A
 

Cutout Download Report

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:
 

Aperture Photometry


Aperture details

RA, DEC (J2000) = 0h40m36.79s, -3d42m08.08s
semi major axis, semi minor axis (arcsec) = 0.72, 0.72
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys

Data not available


Aperture details

RA, DEC (J2000) = 0h40m36.85s, -3d42m06.81s
semi major axis, semi minor axis (arcsec) = 6.78, 2.99
angle (degrees, anti-clockwise from east) = -104.13

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 5.95 0.67 21.963 0.122 AB
GALEX_NUV 9.36 0.61 21.471 0.071 AB
SDSS_u 27.5 3.65 20.302 0.144 AB
SDSS_g 69.89 2.95 19.289 0.046 AB
PanSTARRS_g 80.89 1.1 19.130 0.015 AB
SDSS_r 136.01 3.94 18.566 0.031 AB
PanSTARRS_r 136.98 0.95 18.558 0.008 AB
SDSS_i 198.2 5.24 18.157 0.029 AB
PanSTARRS_i 199.71 1.49 18.149 0.008 AB
PanSTARRS_z 225.65 2.67 18.016 0.013 AB
SDSS_z 191.99 14.62 18.192 0.083 AB
PanSTARRS_y 262.21 6.02 17.853 0.025 AB
2MASS_J 285.9 101.61 16.865 0.386 Vega
2MASS_H 321.22 152.51 16.265 0.515 Vega
2MASS_K 609.27 205.25 15.100 0.366 Vega
WISE_W1 203.1 11.48 15.432 0.061 Vega
WISE_W2 164.03 16.28 15.024 0.108 Vega
WISE_W3 596.32 74.35 11.787 0.135 Vega
WISE_W4 977.67 519.54 9.805 0.577 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

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})\, 10.204 10.288 10.359
{\rm log}_{10}({\rm SFR}) 0.284 0.530 0.787
{\rm log}_{10}({\rm sSFR}) -10.033 -9.774 -9.487
{\rm stellar\ age} 4.336 5.571 6.545

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.602 -0.300 -0.108
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.245 0.231 0.389

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.245 0.374 0.582
\delta -0.700 -0.392 -0.127
\tau_1/\tau_2 0.544 0.853 1.148
Q_{PAH} 0.588 1.492 2.959
U_{min} 2.153 6.525 13.519
{\rm log}_{10}(\gamma_e)\, -3.109 -2.235 -1.307

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.193 -2.934 -1.800
{\rm log}_{10}(\tau_{AGN})\, 0.969 1.407 1.895

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.334 0.502 0.649
0.03-0.10 Gyr 0.187 0.545 0.865
0.10-0.32 Gyr 0.290 0.588 0.881
0.32-1.03 Gyr 0.229 0.542 0.790
1.03-3.30 Gyr 0.167 0.426 0.615
3.30-10.57 Gyr 0.113 0.368 0.528
10.57-11.74 Gyr -0.120 0.380 0.785