2025ahaq

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Information

Transient

Name: AT2025ahaq
Right ascension: 0h50m17.89s
Declination: 25d59m41.68s
Discovery Date: Dec. 15, 2025, 7:42 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.035

Host

Name:
Right ascension: 0h50m17.86s
Declination: 25d59m39.81s
Redshift: None
Photometric Redshift: 0.154

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	18.1
Transient MWEBV	processed	0.1
Host match	processed	5.81
Host information	processed	0.13
Host MWEBV	processed	0.04
Global aperture construction	processed	0.65
Global aperture photometry	processed	7.04
Validate global photometry	processed	16.67
Global host SED inference	processed	401.63
Local aperture photometry	processed	6.92
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) = 0h50m17.89s, 25d59m41.68s
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) = 0h50m18.14s, 25d59m39.09s
semi major axis, semi minor axis (arcsec) = 15.88, 4.73
angle (degrees, anti-clockwise from east) = -48.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	23.26	4.81	20.484	0.225	AB
GALEX_NUV	34.28	4.19	20.063	0.133	AB
SDSS_u	77.68	7.56	19.174	0.106	AB
SDSS_g	332.9	5.2	17.594	0.017	AB
DES_g	322.26	0.92	17.629	0.003	AB
PanSTARRS_g	313.16	2.04	17.661	0.007	AB
SDSS_r	485.34	6.72	17.185	0.015	AB
PanSTARRS_r	475.19	2.04	17.208	0.005	AB
DES_r	538.67	2.18	17.072	0.004	AB
SDSS_i	687.56	8.82	16.807	0.014	AB
PanSTARRS_i	633.09	3.43	16.896	0.006	AB
PanSTARRS_z	782.85	6.1	16.666	0.008	AB
SDSS_z	726.89	22.82	16.746	0.034	AB
DES_z	838.69	5.71	16.591	0.007	AB
WISE_W1	539.88	20.23	14.370	0.041	Vega
WISE_W2	333.54	25.32	14.253	0.082	Vega
WISE_W3	582.65	105.42	11.812	0.196	Vega
WISE_W4	897.27	575.01	9.898	0.696	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})\,	10.580	10.664	10.744
{\rm log}_{10}({\rm SFR})	-0.720	0.390	0.962
{\rm log}_{10}({\rm sSFR})	-11.435	-10.314	-9.717
{\rm stellar\ age}	2.161	4.254	5.665

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.919	-0.528	-0.337
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.442	-0.254	0.289

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.176	0.333	0.592
\delta	-0.496	-0.177	0.073
\tau_1/\tau_2	0.669	1.017	1.381
Q_{PAH}	0.396	1.290	3.204
U_{min}	2.156	7.257	14.507
{\rm log}_{10}(\gamma_e)\,	-3.123	-2.278	-1.453

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.596	-3.778	-2.676
{\rm log}_{10}(\tau_{AGN})\,	1.115	1.642	1.994

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.943	-0.562	0.039
0.03-0.10 Gyr	-0.801	0.506	1.122
0.10-0.32 Gyr	0.835	1.302	1.597
0.32-1.03 Gyr	1.087	1.356	1.619
1.03-3.31 Gyr	-0.139	0.769	1.041
3.31-10.63 Gyr	-0.345	0.550	0.784
10.63-11.81 Gyr	-0.547	0.558	1.071