2025aahp

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Information

Transient

Name: AT2025aahp
Right ascension: 4h22m26.90s
Declination: -8d44m15.26s
Discovery Date: Sept. 29, 2025, 1:11 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.149

Host

Name:
Right ascension: 4h22m26.95s
Declination: -8d44m15.83s
Redshift: None
Photometric Redshift: 0.051
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 4.23
Transient MWEBV processed 0.05
Host match processed 5.3
Host information processed 0.12
Host MWEBV processed 0.04
Global aperture construction processed 0.66
Global aperture photometry processed 4.16
Validate global photometry processed 10.88
Global host SED inference processed 491.49
Local aperture photometry processed 4.31
Validate local photometry processed 0.02
Local host SED inference processed 417.66
 

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) = 4h22m26.90s, -8d44m15.26s
semi major axis, semi minor axis (arcsec) = 2.02, 2.02
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 26.06 0.43 20.360 0.018 AB
PanSTARRS_r 45.3 0.56 19.760 0.014 AB
PanSTARRS_i 64.53 0.53 19.376 0.009 AB
PanSTARRS_z 79.12 1.35 19.154 0.019 AB
PanSTARRS_y 86.42 3.6 19.058 0.045 AB

Aperture details

RA, DEC (J2000) = 4h22m26.96s, -8d44m16.17s
semi major axis, semi minor axis (arcsec) = 8.88, 4.57
angle (degrees, anti-clockwise from east) = -46.83

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 16.21 3.49 20.875 0.234 AB
PanSTARRS_g 109.84 1.33 18.798 0.013 AB
PanSTARRS_r 185.25 1.75 18.231 0.010 AB
PanSTARRS_i 250.64 1.63 17.902 0.007 AB
PanSTARRS_z 301.35 4.19 17.702 0.015 AB
PanSTARRS_y 345.53 11.2 17.554 0.035 AB
2MASS_J 289.71 143.56 16.850 0.538 Vega
2MASS_H 695.91 228.86 15.426 0.357 Vega
2MASS_K -122.65 292.32 Vega
WISE_W1 174.52 11.67 15.596 0.073 Vega
WISE_W2 102.77 16.76 15.531 0.177 Vega
WISE_W3 149.27 78.66 13.291 0.572 Vega
WISE_W4 -21.53 531.52 Vega
 

Imaging data

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Spectral Energy Distribution

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Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.807 8.937 9.048
{\rm log}_{10}({\rm SFR}) -2.237 -1.378 -0.670
{\rm log}_{10}({\rm sSFR}) -11.213 -10.352 -9.509
{\rm stellar\ age} 4.148 6.498 7.908

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.553 -1.011 -0.515
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.714 -0.955 -0.061

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.239 0.572 0.967
\delta -0.453 -0.106 0.192
\tau_1/\tau_2 0.696 1.018 1.348
Q_{PAH} 1.075 2.848 5.220
U_{min} 2.983 7.856 14.790
{\rm log}_{10}(\gamma_e)\, -3.212 -2.183 -0.726

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.990 -0.829 -0.315
{\rm log}_{10}(\tau_{AGN})\, 1.025 1.525 1.995

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.489 -1.655 -1.124
0.03-0.10 Gyr -2.430 -1.358 -0.555
0.10-0.33 Gyr -1.962 -1.104 -0.465
0.33-1.08 Gyr -1.797 -1.077 -0.649
1.08-3.57 Gyr -1.636 -1.021 -0.753
3.57-11.77 Gyr -1.577 -1.018 -0.805
11.77-13.08 Gyr -1.795 -1.025 -0.514

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.500 9.584 9.707
{\rm log}_{10}({\rm SFR}) -0.748 -0.416 -0.066
{\rm log}_{10}({\rm sSFR}) -10.323 -10.012 -9.654
{\rm stellar\ age} 7.312 8.508 11.821

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.371 -0.961 -0.685
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.549 0.097 0.395

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.069 0.169 0.337
\delta -0.507 -0.056 0.259
\tau_1/\tau_2 0.705 1.114 1.535
Q_{PAH} 0.597 1.806 3.607
U_{min} 2.765 8.466 16.387
{\rm log}_{10}(\gamma_e)\, -2.685 -1.612 -0.437

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.159 -3.006 -1.977
{\rm log}_{10}(\tau_{AGN})\, 1.045 1.554 1.939

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.209 -1.145 -0.803
0.03-0.10 Gyr -0.678 -0.283 0.092
0.10-0.33 Gyr -1.867 -0.712 -0.297
0.33-1.08 Gyr -3.105 -1.187 -0.728
1.08-3.57 Gyr -2.780 -1.170 -0.617
3.57-11.77 Gyr -1.273 -0.358 -0.199
11.77-13.08 Gyr -0.621 0.137 0.801