2025xph

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Information

Transient

Name: AT2025xph
Right ascension: 23h01m58.23s
Declination: -8d02m15.16s
Discovery Date: Sept. 14, 2025, 9:53 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.034

Host

Name:
Right ascension: 23h01m58.25s
Declination: -8d02m15.22s
Redshift: None
Photometric Redshift: 0.124
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 17.99
Transient MWEBV processed 0.1
Host match processed 6.24
Host information processed 0.11
Host MWEBV processed 0.11
Global aperture construction processed 0.74
Global aperture photometry processed 6.06
Validate global photometry processed 17.05
Global host SED inference processed 397.6
Local aperture photometry processed 6.43
Validate local photometry no valid phot 0.02
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) = 23h01m58.23s, -8d02m15.16s
semi major axis, semi minor axis (arcsec) = 0.9, 0.9
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) = 23h01m58.24s, -8d02m15.08s
semi major axis, semi minor axis (arcsec) = 3.93, 3.58
angle (degrees, anti-clockwise from east) = -179.47

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 15.99 0.8 20.890 0.054 AB
GALEX_NUV 24.31 0.49 20.436 0.022 AB
SDSS_u 39.27 3.63 19.915 0.100 AB
SDSS_g 91.31 2.87 18.999 0.034 AB
PanSTARRS_g 104.29 1.56 18.854 0.016 AB
SDSS_r 153.06 3.75 18.438 0.027 AB
PanSTARRS_r 157.11 1.07 18.409 0.007 AB
DES_r 162.42 1.05 18.373 0.007 AB
SDSS_i 208.46 4.77 18.102 0.025 AB
PanSTARRS_i 202.91 1.32 18.132 0.007 AB
PanSTARRS_z 214.15 2.57 18.073 0.013 AB
SDSS_z 233.29 11.74 17.980 0.055 AB
DES_z 223.54 3.44 18.027 0.017 AB
PanSTARRS_y 215.79 6.79 18.065 0.034 AB
2MASS_J 274.05 95.62 16.911 0.379 Vega
2MASS_H 199.7 173.07 16.781 0.941 Vega
2MASS_K 497.55 173.23 15.320 0.378 Vega
WISE_W1 128.35 13.29 15.930 0.112 Vega
WISE_W2 141.22 20.52 15.186 0.158 Vega
WISE_W3 136.87 215.9 13.385 1.713 Vega
WISE_W4 1811.28 778.89 9.135 0.467 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})\, 9.908 10.018 10.123
{\rm log}_{10}({\rm SFR}) 0.081 0.325 0.553
{\rm log}_{10}({\rm sSFR}) -9.930 -9.698 -9.456
{\rm stellar\ age} 5.259 6.358 7.558

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.389 -1.006 -0.656
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.556 -0.838 -0.061

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.125 0.269 0.455
\delta -0.387 0.026 0.242
\tau_1/\tau_2 0.870 1.180 1.497
Q_{PAH} 0.625 2.063 4.433
U_{min} 2.632 7.357 13.893
{\rm log}_{10}(\gamma_e)\, -2.804 -1.541 -0.491

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.576 -1.437 -0.921
{\rm log}_{10}(\tau_{AGN})\, 1.236 1.620 1.919

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.203 -0.023 0.143
0.03-0.10 Gyr 0.134 0.424 0.675
0.10-0.32 Gyr 0.002 0.337 0.602
0.32-1.05 Gyr -0.312 0.036 0.294
1.05-3.39 Gyr -0.267 0.022 0.219
3.39-10.95 Gyr -0.126 0.122 0.294
10.95-12.17 Gyr -0.262 0.218 0.679