2025ahpw

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Information

Transient

Name: AT2025ahpw
Right ascension: 15h03m21.84s
Declination: 9d25m23.42s
Discovery Date: Dec. 19, 2025, 1:33 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.025

Host

Name:
Right ascension: 15h03m21.71s
Declination: 9d25m25.34s
Redshift: None
Photometric Redshift: 0.153

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	19.32
Transient MWEBV	processed	0.13
Host match	processed	5.32
Host information	processed	0.12
Host MWEBV	processed	0.2
Global aperture construction	processed	0.66
Global aperture photometry	processed	6.7
Validate global photometry	processed	3.19
Global host SED inference	processed	399.32
Local aperture photometry	processed	6.56
Validate local photometry	no valid phot	0.03
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) = 15h03m21.84s, 9d25m23.42s
semi major axis, semi minor axis (arcsec) = 0.75, 0.75
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) = 15h03m21.69s, 9d25m25.63s
semi major axis, semi minor axis (arcsec) = 4.31, 3.93
angle (degrees, anti-clockwise from east) = -170.22

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	6.22	0.66	21.916	0.116	AB
GALEX_NUV	12.28	0.61	21.177	0.054	AB
SDSS_u	29.88	3.54	20.211	0.129	AB
SDSS_g	64.12	2.42	19.383	0.041	AB
DES_g	71.95	0.4	19.257	0.006	AB
PanSTARRS_g	70.51	1.09	19.279	0.017	AB
SDSS_r	127.23	3.45	18.639	0.029	AB
PanSTARRS_r	122.45	1.3	18.680	0.012	AB
DES_r	131.5	0.94	18.603	0.008	AB
SDSS_i	155.38	4.03	18.422	0.028	AB
PanSTARRS_i	173.64	1.56	18.301	0.010	AB
PanSTARRS_z	198.96	2.34	18.153	0.013	AB
SDSS_z	256.91	10.5	17.876	0.044	AB
DES_z	204.44	2.24	18.124	0.012	AB
PanSTARRS_y	219.36	4.7	18.047	0.023	AB
2MASS_J	358.41	113.99	16.619	0.345	Vega
2MASS_H	494.26	161.53	15.798	0.355	Vega
2MASS_K	381.14	210.27	15.609	0.599	Vega
WISE_W1	119.62	8.7	16.006	0.079	Vega
WISE_W2	93.33	11.41	15.636	0.133	Vega
WISE_W3	243.78	44.03	12.758	0.196	Vega
WISE_W4	-137.02	278.41			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})\,	10.226	10.290	10.383
{\rm log}_{10}({\rm SFR})	0.195	0.511	0.788
{\rm log}_{10}({\rm sSFR})	-10.069	-9.763	-9.510
{\rm stellar\ age}	6.346	6.980	9.403

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.214	-0.812	-0.527
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.655	-0.125	0.323

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.159	0.266	0.424
\delta	-0.684	-0.319	-0.012
\tau_1/\tau_2	0.617	1.061	1.492
Q_{PAH}	0.617	1.716	3.358
U_{min}	2.675	7.619	15.045
{\rm log}_{10}(\gamma_e)\,	-2.734	-1.877	-0.913

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.188	-2.964	-1.944
{\rm log}_{10}(\tau_{AGN})\,	0.972	1.386	1.826

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.259	-0.367	-0.073
0.03-0.10 Gyr	0.313	0.656	0.939
0.10-0.32 Gyr	-0.750	0.262	0.577
0.32-1.03 Gyr	-1.941	-0.228	0.138
1.03-3.31 Gyr	-1.500	-0.061	0.275
3.31-10.64 Gyr	0.123	0.458	0.587
10.64-11.83 Gyr	0.017	0.637	1.363