2025alfy

Download data

Information

Transient

Name: AT2025alfy
Right ascension: 12h59m43.11s
Declination: 29d14m42.95s
Discovery Date: June 14, 2025, 8:10 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.008

Host

Name:
Right ascension: 12h59m43.37s
Declination: 29d14m49.19s
Redshift: None
Photometric Redshift: 0.200
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 18.52
Transient MWEBV processed 0.06
Host match processed 6.04
Host information processed 0.15
Host MWEBV processed 0.04
Global aperture construction processed 2.67
Global aperture photometry processed 6.59
Validate global photometry processed 17.28
Global host SED inference processed 529.27
Local aperture photometry processed 7.07
Validate local photometry no valid phot 0.03
Local host SED inference not 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) = 12h59m43.11s, 29d14m42.95s
semi major axis, semi minor axis (arcsec) = 0.61, 0.61
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys

Data not available


Aperture details

RA, DEC (J2000) = 12h59m43.39s, 29d14m49.26s
semi major axis, semi minor axis (arcsec) = 4.87, 2.88
angle (degrees, anti-clockwise from east) = -9.85

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 4.08 0.56 22.372 0.149 AB
GALEX_NUV 5.69 0.34 22.012 0.065 AB
SDSS_u 22.41 3.31 20.524 0.160 AB
SDSS_g 20.03 1.59 20.646 0.086 AB
DES_g 16.95 0.63 20.827 0.040 AB
PanSTARRS_g 13.8 0.88 21.051 0.069 AB
SDSS_r 30.35 2.24 20.194 0.080 AB
PanSTARRS_r 25.78 0.91 20.372 0.038 AB
DES_r 31.08 0.63 20.169 0.022 AB
SDSS_i 34.2 3.41 20.065 0.108 AB
PanSTARRS_i 33.06 1.07 20.102 0.035 AB
PanSTARRS_z 38.36 1.95 19.940 0.055 AB
SDSS_z 72.61 12.16 19.248 0.182 AB
DES_z 40.23 1.42 19.889 0.038 AB
PanSTARRS_y 25.33 4.71 20.391 0.202 AB
2MASS_H 168.55 148.41 16.966 0.956 Vega
2MASS_K 29.93 137.59 18.372 4.992 Vega
WISE_W1 65.53 8.64 16.660 0.143 Vega
WISE_W2 53.65 12.22 16.237 0.247 Vega
WISE_W3 32.78 50.67 14.937 1.678 Vega
WISE_W4 487.68 365.28 10.560 0.813 Vega
 

Imaging data

Click the image to load the interactive plot.


 

Spectral Energy Distribution

 

Host SED inference


Local parameter details

Documentation

Data not available


Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.307 9.719 9.945
{\rm log}_{10}({\rm SFR}) 0.532 0.988 1.385
{\rm log}_{10}({\rm sSFR}) -9.241 -8.712 -8.052
{\rm stellar\ age} 0.641 4.218 7.114

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.712 -1.195 -0.432
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.622 -0.800 -0.056

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.691 1.032 1.426
\delta 0.044 0.183 0.304
\tau_1/\tau_2 0.443 0.898 1.326
Q_{PAH} 1.431 3.195 5.209
U_{min} 3.926 10.367 18.721
{\rm log}_{10}(\gamma_e)\, -3.115 -1.962 -0.885

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.940 -2.185 -0.934
{\rm log}_{10}(\tau_{AGN})\, 0.932 1.406 1.884

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.540 -0.267 0.313
0.03-0.10 Gyr 0.660 1.138 1.545
0.10-0.32 Gyr -2.526 -0.381 0.760
0.32-1.01 Gyr -4.425 -1.275 -0.034
1.01-3.21 Gyr -3.695 -0.828 0.024
3.21-10.18 Gyr -3.032 -0.671 -0.004
10.18-11.31 Gyr -3.387 -0.579 0.673