2025hjm

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Information

Transient

Name: AT2025hjm
Right ascension: 21h33m35.89s
Declination: 1d15m44.26s
Discovery Date: April 13, 2025, 2:36 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.047

Host

Name: 2025hjm
Right ascension: 21h33m35.78s
Declination: 1d15m46.30s
Redshift: 0.038813
Photometric Redshift: 0.048
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 1.99
Cutout download processed 15.45
Global aperture construction processed 0.73
Local aperture photometry processed 5.14
Global aperture photometry processed 4.79
Validate local photometry processed 0.02
Validate global photometry processed 12.24
Host information processed 0.09
Global host SED inference processed 388.01
Local host SED inference processed 683.93
Transient information processed 0.0
Transient MWEBV processed 0.11
Host MWEBV processed 0.04
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) = 21h33m35.89s, 1d15m44.26s
semi major axis, semi minor axis (arcsec) = 2.6, 2.6
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 67.93 3.04 19.320 0.049 AB
SDSS_g 248.36 4.15 17.912 0.018 AB
PanSTARRS_g 236.03 0.64 17.968 0.003 AB
SDSS_r 470.83 5.8 17.218 0.013 AB
PanSTARRS_r 429.04 0.81 17.319 0.002 AB
SDSS_i 654.86 7.02 16.860 0.012 AB
PanSTARRS_i 610.84 0.82 16.935 0.001 AB
PanSTARRS_z 702.91 1.86 16.783 0.003 AB
SDSS_z 854.31 11.83 16.571 0.015 AB
PanSTARRS_y 800.13 4.79 16.642 0.007 AB

Aperture details

RA, DEC (J2000) = 21h33m35.78s, 1d15m46.46s
semi major axis, semi minor axis (arcsec) = 16.29, 8.26
angle (degrees, anti-clockwise from east) = -150.52

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 50.85 1.44 19.634 0.031 AB
GALEX_NUV 95.23 1.19 18.953 0.014 AB
PanSTARRS_g 1443.78 2.63 16.001 0.002 AB
PanSTARRS_r 2638.36 3.31 15.347 0.001 AB
PanSTARRS_i 3771.56 3.43 14.959 0.001 AB
PanSTARRS_z 4289.87 7.98 14.819 0.002 AB
PanSTARRS_y 5028.78 21.23 14.646 0.005 AB
2MASS_J 6887.1 281.7 13.410 0.044 Vega
2MASS_H 8107.86 458.47 12.760 0.061 Vega
2MASS_K 6828.33 499.36 12.476 0.079 Vega
WISE_W1 3290.33 41.27 12.408 0.014 Vega
WISE_W2 2087.48 54.12 12.262 0.028 Vega
WISE_W3 7565.6 162.31 9.029 0.023 Vega
WISE_W4 7748.07 1035.58 7.557 0.145 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})\, 9.703 9.810 9.909
{\rm log}_{10}({\rm SFR}) -1.669 -0.701 0.209
{\rm log}_{10}({\rm sSFR}) -11.466 -10.567 -9.578
{\rm stellar\ age} 7.198 8.799 12.258

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.821 -1.405 -0.930
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.676 -0.017 0.392

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.212 0.647 1.063
\delta -0.583 -0.238 0.168
\tau_1/\tau_2 0.525 0.960 1.384
Q_{PAH} 0.270 1.214 3.272
U_{min} 2.905 8.681 16.593
{\rm log}_{10}(\gamma_e)\, -3.273 -1.734 -0.625

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.931 -1.506 -0.175
{\rm log}_{10}(\tau_{AGN})\, 0.965 1.386 1.851

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.568 -1.283 -0.639
0.03-0.10 Gyr -1.855 -0.634 0.351
0.10-0.33 Gyr -2.809 -1.066 -0.184
0.33-1.09 Gyr -3.856 -1.512 -0.579
1.09-3.61 Gyr -3.702 -1.419 -0.417
3.61-11.91 Gyr -1.793 -0.208 0.026
11.91-13.24 Gyr -0.538 0.382 0.995

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.363 10.459 10.554
{\rm log}_{10}({\rm SFR}) -0.019 0.344 0.663
{\rm log}_{10}({\rm sSFR}) -10.512 -10.111 -9.785
{\rm stellar\ age} 6.612 7.635 9.502

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.149 -0.747 -0.504
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.711 -0.630 0.303

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.369 0.538 0.722
\delta -0.465 -0.265 -0.088
\tau_1/\tau_2 0.675 1.042 1.387
Q_{PAH} 0.488 1.136 2.155
U_{min} 2.594 7.288 14.140
{\rm log}_{10}(\gamma_e)\, -3.375 -2.587 -1.877

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.170 -2.079 -1.602
{\rm log}_{10}(\tau_{AGN})\, 1.103 1.552 1.905

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.522 -0.076 0.298
0.03-0.10 Gyr -0.024 0.416 0.798
0.10-0.33 Gyr -0.245 0.315 0.638
0.33-1.09 Gyr -0.583 0.111 0.438
1.09-3.61 Gyr -0.471 0.252 0.541
3.61-11.91 Gyr 0.280 0.549 0.704
11.91-13.24 Gyr 0.182 0.696 1.331