2025acni

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Information

Transient

Name: AT2025acni
Right ascension: 0h10m46.13s
Declination: -48d14m40.10s
Discovery Date: Nov. 4, 2025, 12:18 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.012

Host

Name: 171321
Right ascension: 0h10m46.11s
Declination: -48d14m34.00s
Redshift: 0.039923
Photometric Redshift:
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 5.01
Transient MWEBV processed 0.03
Host match processed 3.84
Host information processed 0.16
Host MWEBV processed 0.04
Global aperture construction processed 0.68
Global aperture photometry processed 1.49
Validate global photometry processed 7.33
Global host SED inference processed 628.14
Local aperture photometry processed 1.52
Validate local photometry processed 0.01
Local host SED inference processed 864.88
 

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) = 0h10m46.13s, -48d14m40.10s
semi major axis, semi minor axis (arcsec) = 2.53, 2.53
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 60.1 0.22 19.453 0.004 AB

Aperture details

RA, DEC (J2000) = 0h10m46.07s, -48d14m34.34s
semi major axis, semi minor axis (arcsec) = 16.37, 13.07
angle (degrees, anti-clockwise from east) = 128.81

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 31.27 3.28 20.162 0.114 AB
GALEX_NUV 46.34 2.49 19.735 0.058 AB
DES_g 1674.04 1.16 15.841 0.001 AB
2MASS_J 8395.57 369.03 13.195 0.048 Vega
2MASS_H 10392.08 616.52 12.491 0.064 Vega
2MASS_K 8756.39 629.52 12.206 0.078 Vega
WISE_W1 3978.48 38.32 12.202 0.010 Vega
WISE_W2 2208.14 41.7 12.201 0.021 Vega
WISE_W3 1618.06 119.1 10.704 0.080 Vega
WISE_W4 1575.39 698.08 9.287 0.481 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})\, 8.298 8.896 9.282
{\rm log}_{10}({\rm SFR}) -1.112 -0.536 -0.087
{\rm log}_{10}({\rm sSFR}) -10.155 -9.414 -8.407
{\rm stellar\ age} 1.816 6.686 9.336

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.666 -0.853 -0.081
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.743 -0.693 0.090

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.553 1.050 1.586
\delta -0.619 -0.195 0.157
\tau_1/\tau_2 0.528 0.969 1.418
Q_{PAH} 0.287 1.287 3.991
U_{min} 3.106 8.515 16.149
{\rm log}_{10}(\gamma_e)\, -3.543 -2.415 -1.114

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.095 -2.211 -0.488
{\rm log}_{10}(\tau_{AGN})\, 0.847 1.417 1.888

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.058 -0.310 0.127
0.03-0.10 Gyr -2.570 -1.150 -0.244
0.10-0.33 Gyr -3.544 -1.581 -0.718
0.33-1.09 Gyr -3.875 -1.573 -0.757
1.09-3.60 Gyr -3.865 -1.477 -0.873
3.60-11.90 Gyr -3.314 -1.263 -0.687
11.90-13.22 Gyr -3.273 -1.138 -0.028

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.535 10.613 10.678
{\rm log}_{10}({\rm SFR}) -1.364 -1.072 -0.762
{\rm log}_{10}({\rm sSFR}) -11.975 -11.673 -11.367
{\rm stellar\ age} 6.859 7.858 9.218

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.428 -0.135 0.011
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.322 -0.555 0.104

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.040 0.100 0.252
\delta -0.553 -0.040 0.264
\tau_1/\tau_2 0.455 0.871 1.265
Q_{PAH} 0.470 1.998 4.573
U_{min} 2.552 7.204 14.507
{\rm log}_{10}(\gamma_e)\, -2.744 -1.596 -0.724

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.552 -3.836 -2.896
{\rm log}_{10}(\tau_{AGN})\, 1.049 1.603 1.962

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.271 -0.960 -0.676
0.03-0.10 Gyr -2.022 -1.209 -0.737
0.10-0.33 Gyr -1.990 -1.035 -0.485
0.33-1.09 Gyr -1.615 -0.657 -0.062
1.09-3.60 Gyr -0.604 0.355 0.764
3.60-11.90 Gyr 0.472 0.752 0.889
11.90-13.22 Gyr 0.238 0.836 1.359