2025akkc results

Information

Transient
Name:AT2025akkc
Right ascension: 23h03m05.79s
Declination:8d01m29.59s
Discovery Date:Sept. 17, 2025, 7:19 a.m.
Classification:None
Redshift:None
MW E(B-V):0.042
Host
Name:
Right ascension: 23h03m05.70s
Declination:8d01m30.17s
Redshift:None
Photometric Redshift:0.076
 

Cutout Download Report

Downloaded Unavailable
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
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 15.88
Transient MWEBV processed 0.04
Host match processed 5.42
Host information processed 0.17
Host MWEBV processed 0.04
Global aperture construction processed 0.64
Global aperture photometry processed 5.21
Validate global photometry processed 15.8
Global host SED inference processed 388.28
Local aperture photometry processed 5.31
Validate local photometry processed 0.03
Local host SED inference processed 407.06
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):23h03m05.79s, 8d01m29.59s
semi major axis, semi minor axis (arcsec):1.39, 1.39
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 24.96 0.4 20.407 0.017 AB
SDSS_r 40.47 1.77 19.882 0.048 AB
PanSTARRS_r 33.94 0.32 20.073 0.010 AB
SDSS_i 52.54 2.15 19.599 0.045 AB
PanSTARRS_i 47.84 0.5 19.701 0.011 AB
PanSTARRS_z 49.88 0.96 19.655 0.021 AB
SDSS_z 55.86 4.37 19.532 0.085 AB
PanSTARRS_y 57.05 2.77 19.509 0.053 AB

Aperture details

RA, DEC (J2000):23h03m05.69s, 8d01m30.38s
semi major axis, semi minor axis (arcsec):6.71, 4.57
angle (degrees, anti-clockwise from east):-69.47
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 10.15 0.86 21.384 0.092 AB
GALEX_NUV 12.68 0.69 21.143 0.059 AB
SDSS_u 55.47 5.17 19.540 0.101 AB
SDSS_g 114.05 3.15 18.757 0.030 AB
PanSTARRS_g 121.09 1.57 18.692 0.014 AB
SDSS_r 173.37 4.32 18.303 0.027 AB
PanSTARRS_r 166.39 1.21 18.347 0.008 AB
SDSS_i 230.53 5.81 17.993 0.027 AB
PanSTARRS_i 231.78 1.95 17.987 0.009 AB
PanSTARRS_z 253.41 3.74 17.890 0.016 AB
SDSS_z 212.12 16.26 18.084 0.083 AB
PanSTARRS_y 298.92 10.93 17.711 0.040 AB
2MASS_J 174.53 141.41 17.400 0.880 Vega
2MASS_H 826.84 224.4 15.239 0.295 Vega
2MASS_K 348.55 239.32 15.707 0.745 Vega
WISE_W1 207.43 13.74 15.409 0.072 Vega
WISE_W3 60.93 77.07 14.264 1.373 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.728 8.951 9.085
{\rm log}_{10}({\rm SFR}) -1.297 -0.721 -0.118
{\rm log}_{10}({\rm sSFR}) -10.302 -9.684 -8.953
{\rm stellar\ age} 1.968 5.392 7.022

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.661 -1.026 -0.274
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.567 -0.745 0.128

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.213 0.624 1.081
\delta -0.530 -0.141 0.196
\tau_1/\tau_2 0.736 1.069 1.429
Q_{PAH} 0.691 2.038 4.650
U_{min} 2.901 8.223 14.970
{\rm log}_{10}(\gamma_e)\, -2.947 -1.802 -0.660

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.795 -0.766 -0.066
{\rm log}_{10}(\tau_{AGN})\, 1.024 1.492 1.948

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.275 -0.909 -0.538
0.03-0.10 Gyr -1.518 -0.707 0.004
0.10-0.33 Gyr -1.446 -0.749 -0.151
0.33-1.07 Gyr -1.548 -0.849 -0.391
1.07-3.51 Gyr -1.931 -0.997 -0.698
3.51-11.48 Gyr -2.393 -1.115 -0.828
11.48-12.75 Gyr -2.412 -1.147 -0.614

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.373 9.522 9.629
{\rm log}_{10}({\rm SFR}) -0.203 0.160 0.527
{\rm log}_{10}({\rm sSFR}) -9.763 -9.344 -8.899
{\rm stellar\ age} 3.532 5.383 6.687

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.912 -0.400 -0.134
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.612 0.164 0.367

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.205 0.375 0.622
\delta -0.721 -0.405 -0.145
\tau_1/\tau_2 0.677 1.072 1.420
Q_{PAH} 0.840 2.362 4.450
U_{min} 2.513 6.936 13.641
{\rm log}_{10}(\gamma_e)\, -3.196 -2.007 -0.923

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.782 -2.216 -1.271
{\rm log}_{10}(\tau_{AGN})\, 1.019 1.399 1.850

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.584 -0.381 -0.206
0.03-0.10 Gyr -0.137 0.283 0.673
0.10-0.33 Gyr -0.295 0.103 0.435
0.33-1.07 Gyr -0.810 -0.247 0.044
1.07-3.51 Gyr -0.834 -0.378 -0.129
3.51-11.48 Gyr -1.038 -0.515 -0.286
11.48-12.75 Gyr -1.183 -0.516 -0.055