2025as

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Information

Transient

Name: AT2025as
Right ascension: 2h23m19.39s
Declination: 2d16m03.43s
Discovery Date: Jan. 4, 2025, 2:58 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.029

Host

Name: 2025as
Right ascension: 2h23m19.16s
Declination: 2d16m03.85s
Redshift: 0.098700
Photometric Redshift: 0.072
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 1.95
Cutout download processed 22.83
Global aperture construction processed 1.3
Local aperture photometry processed 8.64
Global aperture photometry processed 9.1
Validate local photometry processed 0.04
Validate global photometry processed 25.01
Host information processed 0.12
Global host SED inference processed 567.53
Local host SED inference processed 680.71
Transient information processed 0.0
Transient MWEBV processed 0.06
Host MWEBV processed 0.26
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) = 2h23m19.39s, 2d16m03.43s
semi major axis, semi minor axis (arcsec) = 1.1, 1.1
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
DES_r 18.53 0.58 20.730 0.034
PanSTARRS_z 20.16 0.68 20.639 0.036
DES_z 25.23 0.54 20.395 0.023
PanSTARRS_y 22.09 1.75 20.539 0.086

Aperture details

RA, DEC (J2000) = 2h23m19.16s, 2d16m04.12s
semi major axis, semi minor axis (arcsec) = 7.35, 6.43
angle (degrees, anti-clockwise from east) = -126.3

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
GALEX_FUV 39.87 4.51 19.898 0.123
GALEX_NUV 69.99 3.66 19.287 0.057
SDSS_u 138.2 6.84 18.549 0.054
SDSS_g 409.21 5.55 17.370 0.015
DES_g 424.67 1.38 17.330 0.004
PanSTARRS_g 441.32 1.53 17.288 0.004
SDSS_r 648.65 7.16 16.870 0.012
PanSTARRS_r 663.3 1.93 16.846 0.003
DES_r 708.76 3.58 16.774 0.005
SDSS_i 856.72 8.82 16.568 0.011
PanSTARRS_i 868.19 1.95 16.553 0.002
PanSTARRS_z 929.63 4.13 16.479 0.005
SDSS_z 1036.26 25.53 16.361 0.027
DES_z 1019.92 3.43 16.379 0.004
PanSTARRS_y 1083.14 10.44 16.313 0.010
2MASS_J 1700.24 216.89 14.929 0.138
2MASS_H 1259.09 351.57 14.782 0.303
2MASS_K 1334.18 343.63 14.249 0.280
WISE_W1 714.92 20.38 14.065 0.031
WISE_W2 518.95 23.55 13.773 0.049
WISE_W3 2463.98 96.97 10.247 0.043
WISE_W4 2883.11 584.07 8.630 0.220
 

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})\, 8.458 8.720 8.946
{\rm log}_{10}({\rm SFR}) -1.320 -0.750 -0.181
{\rm log}_{10}({\rm sSFR}) -10.130 -9.472 -8.817
{\rm stellar\ age} 1.113 4.712 6.899

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.681 -1.080 -0.290
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.444 -0.688 0.136

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.227 0.541 1.035
\delta -0.604 -0.137 0.257
\tau_1/\tau_2 0.635 0.998 1.363
Q_{PAH} 1.097 3.058 5.320
U_{min} 3.005 7.878 14.606
{\rm log}_{10}(\gamma_e)\, -3.028 -1.827 -0.780

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.801 -0.393 0.084
{\rm log}_{10}(\tau_{AGN})\, 1.085 1.550 1.900

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.245 -0.739 -0.277
0.03-0.10 Gyr -1.661 -0.831 -0.115
0.10-0.33 Gyr -1.753 -0.882 -0.284
0.33-1.06 Gyr -2.155 -1.006 -0.558
1.06-3.45 Gyr -2.869 -1.320 -0.917
3.45-11.22 Gyr -2.873 -1.405 -0.973
11.22-12.47 Gyr -2.872 -1.467 -0.788

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.369 10.423 10.465
{\rm log}_{10}({\rm SFR}) 0.299 0.516 0.718
{\rm log}_{10}({\rm sSFR}) -10.122 -9.900 -9.687
{\rm stellar\ age} 5.116 6.014 6.860

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.575 -0.388 -0.248
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.188 0.203 0.378

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.105 0.165 0.273
\delta -0.789 -0.474 -0.140
\tau_1/\tau_2 0.853 1.144 1.418
Q_{PAH} 1.550 3.118 4.825
U_{min} 2.211 6.862 13.774
{\rm log}_{10}(\gamma_e)\, -2.847 -1.862 -0.883

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.888 -1.797 -1.301
{\rm log}_{10}(\tau_{AGN})\, 1.164 1.562 1.884

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.139 0.270 0.374
0.03-0.10 Gyr 0.326 0.600 0.835
0.10-0.33 Gyr 0.608 0.796 0.969
0.33-1.06 Gyr 0.412 0.611 0.764
1.06-3.45 Gyr 0.352 0.551 0.726
3.45-11.22 Gyr 0.322 0.501 0.601
11.22-12.47 Gyr 0.041 0.513 0.890