2025ahgp

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Information

Transient

Name: AT2025ahgp
Right ascension: 23h01m43.41s
Declination: 2d14m51.52s
Discovery Date: Dec. 7, 2025, 12:18 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.076

Host

Name: NGC7460
Right ascension: 23h01m42.92s
Declination: 2d15m48.92s
Redshift: 0.011049
Photometric Redshift:
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 18.51
Transient MWEBV processed 0.25
Host match processed 3.98
Host information processed 0.17
Host MWEBV processed 0.05
Global aperture construction processed 0.69
Global aperture photometry processed 8.21
Validate global photometry processed 19.64
Global host SED inference processed 458.57
Local aperture photometry processed 7.46
Validate local photometry processed 0.03
Local host SED inference processed 445.14
 

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) = 23h01m43.41s, 2d14m51.52s
semi major axis, semi minor axis (arcsec) = 8.84, 8.84
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 7.85 3.5 21.663 0.484 AB
SDSS_u 50.83 7.64 19.635 0.163 AB
SDSS_g 29.27 3.04 20.234 0.113 AB
DES_g 43.23 0.78 19.811 0.020 AB
PanSTARRS_g 26.66 1.87 20.335 0.076 AB
SDSS_r 66.09 4.76 19.350 0.078 AB
PanSTARRS_r 28.55 2.94 20.261 0.112 AB
DES_r 94.31 1.47 18.964 0.017 AB
SDSS_i 100.5 7.22 18.895 0.078 AB
PanSTARRS_i 99.95 1.92 18.901 0.021 AB
PanSTARRS_z 74.64 7.16 19.218 0.104 AB
SDSS_z -44.65 25.69 AB
DES_z 157.27 4.33 18.408 0.030 AB
PanSTARRS_y 109.65 17.2 18.800 0.170 AB
2MASS_J 17.72 212.71 19.884 13.032 Vega
2MASS_H -461.93 351.62 Vega
2MASS_K -442.37 347.16 Vega
WISE_W1 85.61 76.24 16.370 0.967 Vega
WISE_W2 70.2 55.03 15.945 0.851 Vega
WISE_W3 273.73 66.01 12.633 0.262 Vega

Aperture details

RA, DEC (J2000) = 23h01m42.95s, 2d15m49.22s
semi major axis, semi minor axis (arcsec) = 52.43, 34.54
angle (degrees, anti-clockwise from east) = -132.49

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 1589.31 29.48 15.897 0.020 AB
DES_g 15836.98 10.68 13.401 0.001 AB
PanSTARRS_g 15932.26 11.49 13.394 0.001 AB
PanSTARRS_r 26266.96 17.74 12.851 0.001 AB
DES_r 27691.34 19.34 12.794 0.001 AB
SDSS_i 35111.62 63.06 12.536 0.002 AB
PanSTARRS_i 35061.63 18.36 12.538 0.001 AB
PanSTARRS_z 40319.5 40.83 12.386 0.001 AB
DES_z 42491.95 52.34 12.329 0.001 AB
2MASS_J 57893.19 1029.63 11.099 0.019 Vega
2MASS_H 69191.13 1698.99 10.432 0.027 Vega
2MASS_K 57145.26 1677.49 10.170 0.032 Vega
WISE_W1 30036.77 982.16 10.007 0.036 Vega
WISE_W2 21427.52 815.26 9.734 0.041 Vega
WISE_W3 111783.21 4682.15 6.105 0.045 Vega
WISE_W4 154649.39 10044.45 4.307 0.071 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})\, 7.402 7.854 8.122
{\rm log}_{10}({\rm SFR}) -1.793 -1.479 -1.106
{\rm log}_{10}({\rm sSFR}) -9.771 -9.320 -8.560
{\rm stellar\ age} 4.116 7.162 8.857

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.238 -0.437 -0.002
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.781 -1.465 0.130

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.942 1.321 1.680
\delta -0.211 0.038 0.239
\tau_1/\tau_2 0.417 0.756 1.125
Q_{PAH} 0.184 0.630 1.648
U_{min} 2.823 8.203 15.565
{\rm log}_{10}(\gamma_e)\, -3.432 -2.770 -2.066

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.236 -2.981 -1.662
{\rm log}_{10}(\tau_{AGN})\, 0.912 1.299 1.821

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.458 -1.201 -0.885
0.03-0.10 Gyr -3.051 -1.888 -1.209
0.10-0.33 Gyr -4.392 -2.804 -2.132
0.33-1.10 Gyr -4.906 -2.904 -2.216
1.10-3.64 Gyr -3.800 -2.445 -1.939
3.64-12.07 Gyr -3.236 -2.159 -1.770
12.07-13.41 Gyr -3.247 -2.095 -1.357

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.260 10.352 10.463
{\rm log}_{10}({\rm SFR}) -0.135 0.263 0.633
{\rm log}_{10}({\rm sSFR}) -10.538 -10.051 -9.696
{\rm stellar\ age} 7.102 8.019 10.947

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.421 -1.014 -0.727
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.849 -1.371 0.202

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.258 0.432 0.618
\delta -0.164 0.106 0.308
\tau_1/\tau_2 0.581 1.026 1.427
Q_{PAH} 0.826 1.824 3.308
U_{min} 2.422 7.053 14.812
{\rm log}_{10}(\gamma_e)\, -3.646 -2.773 -1.756

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.672 -1.374 -1.116
{\rm log}_{10}(\tau_{AGN})\, 1.401 1.672 1.889

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.099 -0.420 -0.049
0.03-0.10 Gyr -0.081 0.385 0.788
0.10-0.33 Gyr -0.848 0.126 0.529
0.33-1.10 Gyr -1.367 -0.144 0.197
1.10-3.64 Gyr -1.403 -0.065 0.333
3.64-12.07 Gyr -0.083 0.444 0.598
12.07-13.41 Gyr 0.009 0.677 1.423