2025ppt

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Information

Transient

Name: AT2025ppt
Right ascension: 21h42m02.82s
Declination: -13d56m48.96s
Discovery Date: May 29, 2025, 1:23 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.046

Host

Name:
Right ascension: 21h42m02.85s
Declination: -13d56m48.10s
Redshift: None
Photometric Redshift: 0.185

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	19.04
Transient MWEBV	processed	0.1
Host match	processed	6.62
Host information	processed	0.14
Host MWEBV	processed	0.04
Global aperture construction	processed	2.67
Global aperture photometry	processed	4.99
Validate global photometry	processed	13.68
Global host SED inference	processed	416.12
Local aperture photometry	processed	5.86
Validate local photometry	no valid phot	0.02
Local host SED inference	not processed	None

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) = 21h42m02.82s, -13d56m48.96s
semi major axis, semi minor axis (arcsec) = 0.65, 0.65
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys

Data not available

Aperture details

RA, DEC (J2000) = 21h42m02.85s, -13d56m47.26s
semi major axis, semi minor axis (arcsec) = 7.15, 2.84
angle (degrees, anti-clockwise from east) = -151.13

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	1.09	0.76	23.805	0.753	AB
GALEX_NUV	6.71	1.54	21.833	0.249	AB
DES_g	21.15	0.35	20.587	0.018	AB
PanSTARRS_g	25.45	1.47	20.386	0.063	AB
PanSTARRS_r	34.94	1.31	20.042	0.041	AB
DES_r	36.72	0.68	19.988	0.020	AB
PanSTARRS_i	46.28	1.1	19.737	0.026	AB
PanSTARRS_z	48.26	3.24	19.691	0.073	AB
DES_z	59.23	1.88	19.469	0.034	AB
PanSTARRS_y	69.7	7.27	19.292	0.113	AB
2MASS_J	209.77	135.05	17.201	0.699	Vega
2MASS_H	126.5	230.33	17.277	1.977	Vega
2MASS_K	156.22	233.73	16.578	1.624	Vega
WISE_W1	56.0	11.45	16.831	0.222	Vega
WISE_W2	49.25	14.74	16.330	0.325	Vega
WISE_W3	173.74	76.74	13.126	0.480	Vega
WISE_W4	279.16	521.54	11.165	2.028	Vega

Imaging data

Click the image to load the interactive plot.

Spectral Energy Distribution

Host SED inference

Local parameter details

Documentation

Data not available

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.470	9.670	9.809
{\rm log}_{10}({\rm SFR})	0.085	0.537	0.886
{\rm log}_{10}({\rm sSFR})	-9.672	-9.186	-8.743
{\rm stellar\ age}	1.021	3.625	5.340

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.987	-0.370	-0.054
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.316	-0.077	0.244

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.459	0.743	1.000
\delta	0.021	0.234	0.347
\tau_1/\tau_2	0.744	1.161	1.514
Q_{PAH}	1.126	2.804	4.635
U_{min}	3.079	8.549	16.380
{\rm log}_{10}(\gamma_e)\,	-2.784	-1.823	-0.708

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.030	-2.546	-1.253
{\rm log}_{10}(\tau_{AGN})\,	1.005	1.493	1.926

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.648	-0.012	0.275
0.03-0.10 Gyr	0.124	0.649	1.022
0.10-0.32 Gyr	0.179	0.624	1.017
0.32-1.02 Gyr	-0.918	0.063	0.432
1.02-3.24 Gyr	-1.672	-0.322	0.017
3.24-10.33 Gyr	-2.018	-0.538	-0.167
10.33-11.48 Gyr	-2.033	-0.517	0.087