2025anb results

Information

Transient
Name:AT2025anb
Right ascension: 22h54m00.30s
Declination:21d18m17.61s
Discovery Date:Jan. 19, 2025, 3:09 a.m.
Classification:None
Redshift:None
MW E(B-V):0.101
Host
Name:2025anb
Right ascension: 22h54m00.91s
Declination:21d18m21.28s
Redshift:0.038869
Photometric Redshift:0.048
 

Cutout Download Report

Downloaded Unavailable
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_z
 DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 18.73
Transient MWEBV processed 0.06
Host match processed 1.72
Host information processed 0.09
Host MWEBV processed 0.08
Global aperture construction processed 0.59
Global aperture photometry processed 6.45
Validate global photometry processed 17.46
Global host SED inference processed 381.9
Local aperture photometry processed 6.2
Validate local photometry processed 0.03
Local host SED inference processed 413.96
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):22h54m00.30s, 21d18m17.61s
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 6.38 3.08 21.888 0.523 AB
SDSS_g 21.63 1.44 20.562 0.072 AB
DES_g 24.62 0.37 20.422 0.016 AB
PanSTARRS_g 22.87 0.55 20.502 0.026 AB
SDSS_r 34.85 2.15 20.044 0.067 AB
PanSTARRS_r 39.67 0.78 19.904 0.021 AB
DES_r 42.44 0.55 19.831 0.014 AB
SDSS_i 50.87 3.02 19.634 0.064 AB
PanSTARRS_i 51.78 0.81 19.615 0.017 AB
PanSTARRS_z 59.31 1.84 19.467 0.034 AB
SDSS_z 40.44 10.94 19.883 0.294 AB
DES_z 65.72 1.73 19.356 0.029 AB
PanSTARRS_y 67.77 4.76 19.322 0.076 AB

Aperture details

RA, DEC (J2000):22h54m00.94s, 21d18m21.47s
semi major axis, semi minor axis (arcsec):15.34, 12.93
angle (degrees, anti-clockwise from east):-22.47
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 65.02 7.91 19.367 0.132 AB
GALEX_NUV 75.21 2.17 19.209 0.031 AB
SDSS_u 178.88 17.04 18.269 0.103 AB
SDSS_g 941.52 9.1 16.465 0.010 AB
DES_g 1014.07 2.26 16.385 0.002 AB
PanSTARRS_g 992.53 3.03 16.408 0.003 AB
SDSS_r 1688.91 13.49 15.831 0.009 AB
PanSTARRS_r 1825.95 4.19 15.746 0.002 AB
DES_r 1958.44 3.62 15.670 0.002 AB
SDSS_i 2489.3 18.25 15.410 0.008 AB
PanSTARRS_i 2496.62 4.32 15.407 0.002 AB
PanSTARRS_z 3055.3 9.75 15.187 0.003 AB
SDSS_z 2721.26 59.78 15.313 0.024 AB
DES_z 3226.21 11.66 15.128 0.004 AB
PanSTARRS_y 3664.14 24.69 14.990 0.007 AB
2MASS_J 4973.48 362.79 13.763 0.079 Vega
2MASS_H 5197.22 556.08 13.243 0.116 Vega
2MASS_K 4776.95 704.77 12.864 0.160 Vega
WISE_W1 2411.22 36.16 12.745 0.016 Vega
WISE_W2 1333.59 47.52 12.748 0.039 Vega
WISE_W3 4499.69 207.08 9.593 0.050 Vega
WISE_W4 4208.01 1126.37 8.220 0.291 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.388 8.555 8.703
{\rm log}_{10}({\rm SFR}) -1.979 -1.356 -0.750
{\rm log}_{10}({\rm sSFR}) -10.548 -9.899 -9.221
{\rm stellar\ age} 4.024 6.543 7.956

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.712 -1.206 -0.668
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.728 -1.184 0.097

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.265 0.646 1.025
\delta -0.514 -0.157 0.158
\tau_1/\tau_2 0.722 1.035 1.377
Q_{PAH} 1.077 2.726 5.151
U_{min} 2.851 7.799 14.461
{\rm log}_{10}(\gamma_e)\, -3.113 -2.124 -0.961

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.200 -1.084 -0.289
{\rm log}_{10}(\tau_{AGN})\, 0.987 1.352 1.885

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.903 -1.397 -1.008
0.03-0.10 Gyr -2.165 -1.379 -0.668
0.10-0.33 Gyr -2.157 -1.438 -0.823
0.33-1.09 Gyr -2.094 -1.461 -1.023
1.09-3.61 Gyr -1.934 -1.425 -1.162
3.61-11.91 Gyr -1.957 -1.403 -1.168
11.91-13.24 Gyr -2.105 -1.415 -0.897

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.443 10.528 10.594
{\rm log}_{10}({\rm SFR}) -0.590 -0.260 0.046
{\rm log}_{10}({\rm sSFR}) -11.119 -10.750 -10.467
{\rm stellar\ age} 8.553 11.765 12.532

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.113 -0.859 -0.673
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.510 -1.367 -1.051

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.272 0.415 0.584
\delta -0.039 0.190 0.311
\tau_1/\tau_2 0.338 0.740 1.189
Q_{PAH} 0.259 0.949 2.083
U_{min} 3.071 8.371 15.814
{\rm log}_{10}(\gamma_e)\, -3.445 -2.712 -1.913

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.693 -4.150 -3.369
{\rm log}_{10}(\tau_{AGN})\, 1.022 1.569 1.958

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.159 0.084 0.333
0.03-0.10 Gyr -2.964 -0.898 -0.121
0.10-0.33 Gyr -4.688 -1.704 -0.583
0.33-1.09 Gyr -4.969 -1.868 -0.758
1.09-3.61 Gyr -4.164 -1.842 -0.658
3.61-11.91 Gyr -1.639 0.039 0.664
11.91-13.24 Gyr 0.835 1.598 1.723