2025alp results

Information

Transient
Name:AT2025alp
Right ascension: 18h43m56.56s
Declination:38d17m47.77s
Discovery Date:Jan. 30, 2025, 1:50 p.m.
Classification:None
Redshift:None
MW E(B-V):0.064
Host
Name:2025alp
Right ascension: 18h43m56.41s
Declination:38d17m50.09s
Redshift:0.063024
Photometric Redshift:0.063
 

Cutout Download Report

Downloaded Unavailable
2MASS_H
2MASS_J
2MASS_K
WISE_W1
WISE_W2
WISE_W3
WISE_W4
PanSTARRS_g
PanSTARRS_r
PanSTARRS_i
PanSTARRS_z
PanSTARRS_y
DES_g
DES_z
GALEX_NUV
GALEX_FUV
SDSS_i
SDSS_r
SDSS_u
SDSS_z
SDSS_g
DES_r
DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 5.48
Transient MWEBV processed 0.04
Host match processed 4.6
Host information processed 0.08
Host MWEBV processed 0.06
Global aperture construction processed 0.66
Global aperture photometry processed 4.86
Validate global photometry processed 12.44
Global host SED inference processed 613.72
Local aperture photometry processed 4.49
Validate local photometry processed 0.02
Local host SED inference processed 444.53
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):18h43m56.56s, 38d17m47.77s
semi major axis, semi minor axis (arcsec):1.65, 1.65
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 65.53 0.45 19.359 0.007 AB
PanSTARRS_g 62.29 0.43 19.414 0.007 AB
PanSTARRS_r 131.98 0.62 18.599 0.005 AB
PanSTARRS_i 195.33 0.39 18.173 0.002 AB
PanSTARRS_z 234.51 1.37 17.975 0.006 AB
DES_z 289.53 3.44 17.746 0.013 AB
PanSTARRS_y 295.59 3.24 17.723 0.012 AB

Aperture details

RA, DEC (J2000):18h43m56.43s, 38d17m50.26s
semi major axis, semi minor axis (arcsec):13.94, 11.6
angle (degrees, anti-clockwise from east):-123.11
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 1220.85 2.0 16.183 0.002 AB
PanSTARRS_g 1288.1 3.13 16.125 0.003 AB
PanSTARRS_r 2737.31 4.45 15.307 0.002 AB
PanSTARRS_i 4223.58 2.73 14.836 0.001 AB
PanSTARRS_z 4955.88 10.13 14.662 0.002 AB
DES_z 5466.27 15.23 14.556 0.003 AB
PanSTARRS_y 6468.48 24.17 14.373 0.004 AB
2MASS_J 8184.85 325.2 13.223 0.043 Vega
2MASS_K 9265.31 544.12 12.145 0.064 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.634 9.746 9.850
{\rm log}_{10}({\rm SFR}) -1.669 -0.668 -0.070
{\rm log}_{10}({\rm sSFR}) -11.520 -10.455 -9.751
{\rm stellar\ age} 5.558 7.340 9.416

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.214 -0.597 -0.224
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.857 0.135 0.373

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.302 0.857 1.242
\delta -0.583 -0.188 0.145
\tau_1/\tau_2 0.677 1.030 1.375
Q_{PAH} 0.846 2.589 4.970
U_{min} 2.707 7.718 14.498
{\rm log}_{10}(\gamma_e)\, -3.312 -2.133 -0.789

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.260 -1.371 -0.398
{\rm log}_{10}(\tau_{AGN})\, 0.999 1.436 1.996

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.748 -0.806 -0.338
0.03-0.10 Gyr -1.958 -0.673 0.020
0.10-0.33 Gyr -1.919 -0.728 -0.017
0.33-1.08 Gyr -1.886 -0.654 -0.088
1.08-3.54 Gyr -1.503 -0.398 -0.037
3.54-11.63 Gyr -0.626 -0.176 0.014
11.63-12.92 Gyr -0.743 -0.058 0.622

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.955 11.062 11.199
{\rm log}_{10}({\rm SFR}) 0.097 0.745 1.257
{\rm log}_{10}({\rm sSFR}) -11.101 -10.326 -9.795
{\rm stellar\ age} 5.876 7.593 10.237

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.128 -0.363 -0.078
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.080 0.182 0.322

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.439 0.685 1.090
\delta -0.723 -0.365 0.156
\tau_1/\tau_2 0.441 0.889 1.428
Q_{PAH} 0.402 1.774 4.341
U_{min} 2.544 7.123 14.582
{\rm log}_{10}(\gamma_e)\, -3.558 -2.513 -1.096

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.215 -1.988 -1.380
{\rm log}_{10}(\tau_{AGN})\, 0.774 0.993 1.717

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.410 0.851 1.140
0.03-0.10 Gyr -0.811 0.677 1.315
0.10-0.33 Gyr -1.506 0.308 0.967
0.33-1.08 Gyr -1.557 0.220 0.921
1.08-3.54 Gyr -0.576 0.763 1.276
3.54-11.63 Gyr 0.416 1.147 1.346
11.63-12.92 Gyr 0.367 1.272 2.106