2025akkp results

2025akkp results

Information

Transient

Name:	`AT2025akkp`
Right ascension:	`2h42m53.29s`
Declination:	`-12d36m55.66s`
Discovery Date:	`Aug. 18, 2025, 2:19 p.m.`
Classification:	`None`
Redshift:	`None`
MW E(B-V):	`0.027`

Host

Name:	`950285`
Right ascension:	`2h42m53.66s`
Declination:	`-12d36m52.09s`
Redshift:	`None`
Photometric Redshift:	`0.066`

Cutout Download Report

Downloaded	Unavailable
2MASS_H 2MASS_J 2MASS_K WISE_W1 WISE_W2 WISE_W3 WISE_W4 PanSTARRS_r PanSTARRS_i PanSTARRS_y	GALEX_NUV GALEX_FUV PanSTARRS_g PanSTARRS_z 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	3.68
Transient MWEBV	processed	0.05
Host match	processed	4.59
Host information	processed	0.16
Host MWEBV	processed	0.05
Global aperture construction	processed	0.64
Global aperture photometry	processed	2.59
Validate global photometry	processed	8.27
Global host SED inference	processed	487.93
Local aperture photometry	processed	2.65
Validate local photometry	processed	0.01
Local host SED inference	processed	448.61

Imaging data

Spectral Energy Distribution

Aperture Photometry

Aperture details

RA, DEC (J2000):	2h42m53.29s, -12d36m55.66s
semi major axis, semi minor axis (arcsec):	1.58, 1.58
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	12.49	0.7	21.159	0.060	AB
PanSTARRS_i	16.56	0.55	20.852	0.036	AB
PanSTARRS_y	18.05	2.91	20.759	0.175	AB

Aperture details

RA, DEC (J2000):	2h42m53.46s, -12d36m49.69s
semi major axis, semi minor axis (arcsec):	10.32, 6.48
angle (degrees, anti-clockwise from east):	-143.54

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
PanSTARRS_r	528.54	3.63	17.092	0.007	AB
PanSTARRS_i	712.47	2.86	16.768	0.004	AB
PanSTARRS_y	807.8	15.15	16.632	0.020	AB
2MASS_J	994.48	191.39	15.511	0.209	Vega
2MASS_H	1147.43	312.81	14.883	0.296	Vega
2MASS_K	555.64	344.85	15.200	0.674	Vega
WISE_W1	520.95	15.2	14.409	0.032	Vega
WISE_W2	285.96	22.14	14.420	0.084	Vega
WISE_W3	1125.19	76.35	11.098	0.074	Vega
WISE_W4	1353.69	387.21	9.451	0.311	Vega

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	8.301	8.567	8.753
{\rm log}_{10}({\rm SFR})	-2.093	-1.495	-0.950
{\rm log}_{10}({\rm sSFR})	-10.624	-10.079	-9.531
{\rm stellar\ age}	3.793	6.798	8.651

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.634	-1.075	-0.445
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.484	-0.781	-0.053

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.347	0.767	1.265
\delta	-0.279	0.056	0.270
\tau_1/\tau_2	0.566	0.968	1.339
Q_{PAH}	0.977	2.543	4.690
U_{min}	2.913	8.154	15.227
{\rm log}_{10}(\gamma_e)\,	-2.865	-1.609	-0.467

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-1.556	-0.333	0.173
{\rm log}_{10}(\tau_{AGN})\,	1.126	1.582	1.979

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-2.069	-1.477	-0.964
0.03-0.10 Gyr	-2.401	-1.601	-0.936
0.10-0.33 Gyr	-2.615	-1.691	-1.041
0.33-1.08 Gyr	-2.916	-1.679	-1.062
1.08-3.53 Gyr	-2.695	-1.544	-1.191
3.53-11.59 Gyr	-2.258	-1.392	-1.106
11.59-12.88 Gyr	-2.301	-1.365	-0.635

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.848	10.066	10.225
{\rm log}_{10}({\rm SFR})	-1.015	-0.337	0.386
{\rm log}_{10}({\rm sSFR})	-11.133	-10.381	-9.684
{\rm stellar\ age}	3.433	6.810	8.742

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.462	-1.021	-0.657
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.610	-0.714	0.241

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.182	0.315	0.497
\delta	-0.763	-0.206	0.242
\tau_1/\tau_2	0.464	0.870	1.293
Q_{PAH}	0.586	2.057	4.559
U_{min}	2.722	8.300	15.564
{\rm log}_{10}(\gamma_e)\,	-3.100	-1.897	-1.148

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.134	-3.126	-2.179
{\rm log}_{10}(\tau_{AGN})\,	0.965	1.442	1.910

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.459	-0.500	-0.148
0.03-0.10 Gyr	-1.554	-0.375	0.528
0.10-0.33 Gyr	-1.824	-0.365	0.299
0.33-1.08 Gyr	-1.940	-0.204	0.391
1.08-3.53 Gyr	-1.345	0.022	0.390
3.53-11.59 Gyr	-1.011	0.086	0.383
11.59-12.88 Gyr	-1.199	0.082	0.901