2025aahi

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Information

Transient

Name: AT2025aahi
Right ascension: 23h33m17.71s
Declination: -19d44m19.84s
Discovery Date: Aug. 2, 2025, 12:33 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.037

Host

Name: 851155
Right ascension: 23h33m18.10s
Declination: -19d44m18.00s
Redshift: None
Photometric Redshift: 0.082
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 4.38
Transient MWEBV processed 0.07
Host match processed 4.08
Host information processed 0.12
Host MWEBV processed 0.05
Global aperture construction processed 0.65
Global aperture photometry processed 3.96
Validate global photometry processed 10.91
Global host SED inference processed 406.48
Local aperture photometry processed 4.25
Validate local photometry processed 0.02
Local host SED inference processed 470.78
 

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) = 23h33m17.71s, -19d44m19.84s
semi major axis, semi minor axis (arcsec) = 1.29, 1.29
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_r 25.41 0.47 20.387 0.020 AB
PanSTARRS_i 32.16 0.41 20.132 0.014 AB
PanSTARRS_z 35.86 0.91 20.014 0.028 AB
PanSTARRS_y 41.71 2.16 19.849 0.056 AB

Aperture details

RA, DEC (J2000) = 23h33m18.02s, -19d44m17.34s
semi major axis, semi minor axis (arcsec) = 11.63, 10.37
angle (degrees, anti-clockwise from east) = -60.24

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 78.27 5.17 19.166 0.072 AB
GALEX_NUV 103.61 3.17 18.862 0.033 AB
PanSTARRS_g 618.5 2.95 16.922 0.005 AB
PanSTARRS_r 941.95 3.88 16.465 0.004 AB
PanSTARRS_i 1253.24 3.43 16.155 0.003 AB
PanSTARRS_z 1373.81 7.71 16.055 0.006 AB
PanSTARRS_y 1678.04 18.29 15.838 0.012 AB
2MASS_J 2074.69 211.05 14.713 0.110 Vega
2MASS_H 2108.71 317.49 14.222 0.163 Vega
2MASS_K 1814.73 429.95 13.915 0.257 Vega
WISE_W1 962.56 25.52 13.742 0.029 Vega
WISE_W2 614.43 30.2 13.590 0.053 Vega
WISE_W3 2661.65 132.71 10.163 0.054 Vega
WISE_W4 3358.89 774.99 8.465 0.251 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})\, 8.651 8.898 9.062
{\rm log}_{10}({\rm SFR}) -1.890 -1.189 -0.358
{\rm log}_{10}({\rm sSFR}) -10.779 -10.100 -9.199
{\rm stellar\ age} 1.860 5.821 7.645

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.517 -0.915 -0.354
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.389 -0.663 0.057

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.165 0.489 0.962
\delta -0.580 -0.183 0.211
\tau_1/\tau_2 0.639 1.032 1.389
Q_{PAH} 1.157 3.161 5.399
U_{min} 3.292 8.497 15.989
{\rm log}_{10}(\gamma_e)\, -2.918 -1.571 -0.463

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.929 -0.406 0.091
{\rm log}_{10}(\tau_{AGN})\, 1.116 1.582 1.993

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.450 -1.554 -1.011
0.03-0.10 Gyr -2.084 -1.146 -0.223
0.10-0.33 Gyr -1.927 -1.034 -0.288
0.33-1.07 Gyr -2.301 -1.097 -0.538
1.07-3.49 Gyr -2.575 -1.107 -0.780
3.49-11.40 Gyr -2.899 -1.131 -0.810
11.40-12.67 Gyr -2.813 -1.162 -0.477

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.427 10.485 10.552
{\rm log}_{10}({\rm SFR}) 0.406 0.641 0.886
{\rm log}_{10}({\rm sSFR}) -10.094 -9.849 -9.595
{\rm stellar\ age} 5.976 6.889 8.034

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.497 -0.318 -0.179
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.150 0.188 0.373

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.076 0.124 0.225
\delta -0.817 -0.469 -0.072
\tau_1/\tau_2 0.829 1.163 1.517
Q_{PAH} 0.913 2.257 4.342
U_{min} 2.286 7.036 13.731
{\rm log}_{10}(\gamma_e)\, -2.357 -1.286 -0.516

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.329 -3.332 -2.232
{\rm log}_{10}(\tau_{AGN})\, 1.093 1.625 1.971

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.029 0.213 0.378
0.03-0.10 Gyr 0.461 0.749 1.030
0.10-0.33 Gyr 0.436 0.708 0.919
0.33-1.07 Gyr 0.026 0.403 0.650
1.07-3.49 Gyr 0.080 0.428 0.639
3.49-11.40 Gyr 0.428 0.599 0.720
11.40-12.67 Gyr 0.248 0.695 1.158