2025ryn

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Information

Transient

Name: AT2025ryn
Right ascension: 16h03m26.38s
Declination: 39d45m56.20s
Discovery Date: July 6, 2025, 6:44 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.011

Host

Name: 2155277
Right ascension: 16h03m26.39s
Declination: 39d45m55.00s
Redshift: None
Photometric Redshift: 0.101

Processing Status: completed

Task Name	Status	Time taken (s)
Cutout download	processed	18.9
Transient MWEBV	processed	0.05
Host match	processed	3.99
Host information	processed	0.14
Host MWEBV	processed	0.06
Global aperture construction	processed	0.72
Global aperture photometry	processed	5.3
Validate global photometry	processed	12.83
Global host SED inference	processed	420.03
Local aperture photometry	processed	5.32
Validate local photometry	processed	0.02
Local host SED inference	processed	565.45

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) = 16h03m26.38s, 39d45m56.20s
semi major axis, semi minor axis (arcsec) = 1.08, 1.08
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
PanSTARRS_z	101.68	0.76	18.882	0.008	AB
DES_z	115.36	1.69	18.745	0.016	AB
PanSTARRS_y	112.84	1.72	18.769	0.017	AB

Aperture details

RA, DEC (J2000) = 16h03m26.44s, 39d45m56.54s
semi major axis, semi minor axis (arcsec) = 9.86, 8.43
angle (degrees, anti-clockwise from east) = -115.55

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	33.24	4.77	20.096	0.156	AB
GALEX_NUV	58.96	4.1	19.474	0.075	AB
DES_g	399.94	1.63	17.395	0.004	AB
PanSTARRS_g	383.55	2.75	17.440	0.008	AB
PanSTARRS_r	671.4	2.17	16.833	0.004	AB
PanSTARRS_i	905.91	2.18	16.507	0.003	AB
PanSTARRS_z	979.15	6.1	16.423	0.007	AB
DES_z	1091.56	5.73	16.305	0.006	AB
PanSTARRS_y	1207.75	14.43	16.195	0.013	AB
2MASS_J	1035.04	226.58	15.468	0.238	Vega
2MASS_H	1704.89	321.45	14.453	0.205	Vega
2MASS_K	1759.26	362.73	13.949	0.224	Vega
WISE_W1	707.28	23.21	14.077	0.036	Vega
WISE_W2	460.9	24.09	13.902	0.057	Vega
WISE_W3	1627.64	59.99	10.697	0.040	Vega
WISE_W4	1366.31	419.73	9.441	0.334	Vega

Imaging data

Click the image to load the interactive plot.

Spectral Energy Distribution

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Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.387	9.621	9.819
{\rm log}_{10}({\rm SFR})	-0.723	-0.267	0.359
{\rm log}_{10}({\rm sSFR})	-10.442	-9.934	-9.197
{\rm stellar\ age}	3.656	6.480	9.618

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.300	-0.549	0.054
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.229	-0.609	0.072

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.316	0.668	1.082
\delta	-0.800	-0.267	0.048
\tau_1/\tau_2	0.555	0.925	1.350
Q_{PAH}	0.637	2.250	4.635
U_{min}	3.185	8.228	15.367
{\rm log}_{10}(\gamma_e)\,	-3.306	-2.309	-0.744

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.463	-1.512	-0.240
{\rm log}_{10}(\tau_{AGN})\,	1.021	1.519	2.013

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.588	-0.156	0.259
0.03-0.10 Gyr	-1.431	-0.463	0.388
0.10-0.33 Gyr	-2.119	-0.652	0.046
0.33-1.06 Gyr	-2.588	-0.568	0.019
1.06-3.44 Gyr	-2.537	-0.565	-0.181
3.44-11.20 Gyr	-1.513	-0.427	-0.104
11.20-12.44 Gyr	-1.225	-0.282	0.678

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.565	10.605	10.652
{\rm log}_{10}({\rm SFR})	0.238	0.416	0.634
{\rm log}_{10}({\rm sSFR})	-10.386	-10.187	-9.964
{\rm stellar\ age}	6.708	7.361	8.595

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.542	-0.414	-0.302
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-0.148	0.072	0.239

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.096	0.133	0.197
\delta	-0.896	-0.690	-0.352
\tau_1/\tau_2	0.848	1.200	1.525
Q_{PAH}	0.981	2.405	4.079
U_{min}	2.213	7.061	13.661
{\rm log}_{10}(\gamma_e)\,	-3.033	-1.621	-0.807

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.349	-3.330	-2.303
{\rm log}_{10}(\tau_{AGN})\,	1.102	1.598	1.956

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	0.152	0.285	0.410
0.03-0.10 Gyr	0.216	0.465	0.735
0.10-0.33 Gyr	0.149	0.416	0.638
0.33-1.06 Gyr	-0.091	0.229	0.444
1.06-3.44 Gyr	-0.051	0.354	0.616
3.44-11.20 Gyr	0.619	0.787	0.871
11.20-12.44 Gyr	0.443	0.907	1.399