2025ah

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Information

Transient

Name: AT2025ah
Right ascension: 2h34m45.79s
Declination: 44d35m55.51s
Discovery Date: Jan. 2, 2025, 5:27 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.072

Host

Name: 2025ah
Right ascension: 2h34m46.06s
Declination: 44d35m57.15s
Redshift: None
Photometric Redshift: 0.079
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 3.54
Cutout download processed 17.79
Global aperture construction processed 0.9
Local aperture photometry processed 6.28
Global aperture photometry processed 6.08
Validate local photometry processed 0.03
Validate global photometry processed 19.7
Host information processed 0.11
Global host SED inference processed 576.19
Local host SED inference processed 619.73
Transient information processed 0.0
Transient MWEBV processed 0.08
Host MWEBV processed 0.08
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) = 2h34m45.79s, 44d35m55.51s
semi major axis, semi minor axis (arcsec) = 1.34, 1.34
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
PanSTARRS_g 24.36 0.36 20.433 0.016
SDSS_r 33.78 1.61 20.078 0.052
PanSTARRS_r 35.59 0.58 20.022 0.018
SDSS_i 45.1 1.97 19.764 0.047
PanSTARRS_i 46.77 0.48 19.725 0.011
PanSTARRS_z 50.67 1.2 19.638 0.026
SDSS_z 46.56 3.83 19.730 0.089
PanSTARRS_y 58.47 2.73 19.483 0.051

Aperture details

RA, DEC (J2000) = 2h34m46.04s, 44d35m57.13s
semi major axis, semi minor axis (arcsec) = 8.09, 7.32
angle (degrees, anti-clockwise from east) = -52.01

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
GALEX_FUV 53.03 7.71 19.589 0.158
GALEX_NUV 63.3 4.31 19.397 0.074
SDSS_u 164.04 5.78 18.363 0.038
SDSS_g 456.52 5.91 17.251 0.014
PanSTARRS_g 433.05 2.01 17.309 0.005
SDSS_r 737.14 7.79 16.731 0.011
PanSTARRS_r 715.94 3.23 16.763 0.005
SDSS_i 982.79 9.76 16.419 0.011
PanSTARRS_i 962.01 2.69 16.442 0.003
PanSTARRS_z 1037.23 6.69 16.360 0.007
SDSS_z 1078.58 21.41 16.318 0.022
PanSTARRS_y 1160.38 15.03 16.238 0.014
2MASS_J 1493.76 215.6 15.069 0.157
2MASS_H 1581.71 371.46 14.535 0.255
2MASS_K 1610.46 362.07 14.045 0.244
WISE_W1 839.17 39.03 13.891 0.050
WISE_W2 542.1 47.36 13.726 0.095
WISE_W4 2836.97 859.46 8.648 0.329
 

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})\, 8.788 8.953 9.076
{\rm log}_{10}({\rm SFR}) -1.596 -0.938 -0.204
{\rm log}_{10}({\rm sSFR}) -10.527 -9.878 -9.147
{\rm stellar\ age} 1.968 5.226 6.805

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.605 -0.981 -0.386
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.533 -0.710 0.080

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.141 0.413 0.865
\delta -0.708 -0.242 0.223
\tau_1/\tau_2 0.709 1.059 1.391
Q_{PAH} 0.928 2.807 5.155
U_{min} 2.991 8.148 15.100
{\rm log}_{10}(\gamma_e)\, -3.033 -1.846 -0.679

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.453 -0.493 -0.051
{\rm log}_{10}(\tau_{AGN})\, 1.107 1.464 1.890

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.800 -1.252 -0.846
0.03-0.10 Gyr -1.713 -0.876 -0.057
0.10-0.33 Gyr -1.461 -0.677 -0.157
0.33-1.07 Gyr -1.463 -0.762 -0.361
1.07-3.50 Gyr -1.927 -0.962 -0.675
3.50-11.44 Gyr -2.272 -1.103 -0.828
11.44-12.71 Gyr -2.543 -1.145 -0.626

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.248 10.316 10.421
{\rm log}_{10}({\rm SFR}) 0.290 0.525 0.757
{\rm log}_{10}({\rm sSFR}) -10.055 -9.813 -9.585
{\rm stellar\ age} 5.305 6.369 7.477

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.007 -0.599 -0.370
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.571 0.178 0.352

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.139 0.253 0.428
\delta -0.372 -0.041 0.195
\tau_1/\tau_2 0.733 1.043 1.364
Q_{PAH} 0.797 2.178 4.434
U_{min} 2.383 6.745 13.580
{\rm log}_{10}(\gamma_e)\, -3.275 -2.048 -1.225

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.707 -2.497 -1.830
{\rm log}_{10}(\tau_{AGN})\, 0.916 1.285 1.798

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.027 0.138 0.272
0.03-0.10 Gyr 0.344 0.629 0.890
0.10-0.33 Gyr 0.336 0.595 0.813
0.33-1.07 Gyr 0.039 0.368 0.579
1.07-3.50 Gyr 0.131 0.426 0.609
3.50-11.44 Gyr 0.176 0.392 0.550
11.44-12.71 Gyr -0.027 0.437 0.889