2025eqj

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Information

Transient

Name: AT2025eqj
Right ascension: 16h42m33.72s
Declination: 50d58m46.44s
Discovery Date: March 15, 2025, 1:20 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.020

Host

Name: 2025eqj
Right ascension: 16h42m34.11s
Declination: 50d58m49.56s
Redshift: None
Photometric Redshift: 0.061
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 2.44
Cutout download processed 16.83
Global aperture construction processed 0.66
Local aperture photometry processed 5.51
Global aperture photometry processed 5.77
Validate local photometry processed 0.03
Validate global photometry processed 16.17
Host information processed 0.08
Global host SED inference processed 922.59
Local host SED inference processed 551.87
Transient information processed 0.0
Transient MWEBV processed 0.09
Host MWEBV processed 0.1
Log transient processing status processed None
 

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) = 16h42m33.72s, 50d58m46.44s
semi major axis, semi minor axis (arcsec) = 1.69, 1.69
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 13.21 1.84 21.098 0.152 AB
SDSS_g 30.92 1.51 20.174 0.053 AB
DES_g 31.19 0.4 20.165 0.014 AB
PanSTARRS_g 30.55 0.35 20.187 0.013 AB
SDSS_r 46.1 1.89 19.741 0.044 AB
PanSTARRS_r 46.43 0.5 19.733 0.012 AB
SDSS_i 56.37 2.19 19.522 0.042 AB
PanSTARRS_i 51.87 0.47 19.613 0.010 AB
PanSTARRS_z 62.66 1.11 19.407 0.019 AB
SDSS_z 58.7 4.64 19.478 0.086 AB
DES_z 64.09 1.56 19.383 0.026 AB
PanSTARRS_y 69.17 2.87 19.300 0.045 AB

Aperture details

RA, DEC (J2000) = 16h42m33.96s, 50d58m50.51s
semi major axis, semi minor axis (arcsec) = 13.59, 7.51
angle (degrees, anti-clockwise from east) = -58.28

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 134.33 8.68 18.580 0.070 AB
GALEX_NUV 164.43 5.66 18.360 0.037 AB
SDSS_u 292.72 10.78 17.734 0.040 AB
SDSS_g 893.15 8.23 16.523 0.010 AB
DES_g 857.66 2.1 16.567 0.003 AB
PanSTARRS_g 896.77 2.1 16.518 0.003 AB
SDSS_r 1433.42 10.63 16.009 0.008 AB
PanSTARRS_r 1407.99 2.9 16.028 0.002 AB
SDSS_i 1847.34 12.61 15.734 0.007 AB
PanSTARRS_i 1575.69 2.74 15.906 0.002 AB
PanSTARRS_z 2050.58 6.5 15.620 0.003 AB
DES_z 2000.26 8.73 15.647 0.005 AB
2MASS_J 3799.15 222.17 14.056 0.063 Vega
2MASS_H 4349.44 344.15 13.436 0.086 Vega
2MASS_K 3964.35 434.79 13.067 0.119 Vega
WISE_W3 5072.65 93.58 9.463 0.020 Vega
WISE_W4 6902.03 608.97 7.683 0.096 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.453 8.735 8.863
{\rm log}_{10}({\rm SFR}) -2.053 -1.147 -0.265
{\rm log}_{10}({\rm sSFR}) -10.828 -9.946 -8.846
{\rm stellar\ age} 1.002 5.113 6.868

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.307 -0.563 -0.140
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.560 -0.664 0.171

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.116 0.416 0.858
\delta -0.664 -0.237 0.215
\tau_1/\tau_2 0.650 1.065 1.454
Q_{PAH} 1.382 3.381 5.431
U_{min} 3.363 9.169 16.572
{\rm log}_{10}(\gamma_e)\, -3.107 -1.960 -0.612

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.005 -0.538 -0.030
{\rm log}_{10}(\tau_{AGN})\, 1.255 1.619 2.006

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.124 -1.901 -1.298
0.03-0.10 Gyr -2.143 -1.042 -0.110
0.10-0.33 Gyr -1.457 -0.701 -0.118
0.33-1.08 Gyr -3.072 -1.122 -0.672
1.08-3.54 Gyr -3.182 -1.262 -0.925
3.54-11.65 Gyr -3.585 -1.409 -1.053
11.65-12.94 Gyr -3.588 -1.459 -0.826

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.372 10.427 10.490
{\rm log}_{10}({\rm SFR}) 0.199 0.448 0.675
{\rm log}_{10}({\rm sSFR}) -10.221 -9.980 -9.759
{\rm stellar\ age} 6.104 7.178 8.736

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.570 -0.307 -0.028
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.749 -0.116 0.316

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.025 0.119 0.337
\delta -0.411 0.144 0.358
\tau_1/\tau_2 0.508 0.897 1.318
Q_{PAH} 0.853 2.421 4.341
U_{min} 2.319 6.708 13.591
{\rm log}_{10}(\gamma_e)\, -3.096 -2.042 -0.928

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.099 -1.136 -0.835
{\rm log}_{10}(\tau_{AGN})\, 1.182 1.502 1.809

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.578 -0.050 0.275
0.03-0.10 Gyr 0.247 0.557 0.812
0.10-0.33 Gyr 0.225 0.490 0.705
0.33-1.08 Gyr -0.011 0.313 0.539
1.08-3.54 Gyr -0.069 0.363 0.619
3.54-11.65 Gyr 0.283 0.519 0.634
11.65-12.94 Gyr 0.178 0.675 1.211