2025iwd

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Information

Transient

Name: AT2025iwd
Right ascension: 7h31m31.42s
Declination: 27d53m34.58s
Discovery Date: April 30, 2025, 4:09 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.031

Host

Name: 2025iwd
Right ascension: 7h31m31.43s
Declination: 27d53m34.30s
Redshift: None
Photometric Redshift: 0.125

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	19.0
Transient MWEBV	processed	0.04
Host match	processed	2.12
Host information	processed	0.08
Host MWEBV	processed	0.04
Global aperture construction	processed	0.65
Global aperture photometry	processed	6.9
Validate global photometry	processed	18.36
Global host SED inference	processed	461.12
Local aperture photometry	processed	6.94
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) = 7h31m31.42s, 27d53m34.58s
semi major axis, semi minor axis (arcsec) = 0.89, 0.89
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) = 7h31m31.41s, 27d53m34.50s
semi major axis, semi minor axis (arcsec) = 4.12, 3.2
angle (degrees, anti-clockwise from east) = -10.69

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
SDSS_u	21.09	2.64	20.590	0.136	AB
SDSS_g	82.63	2.58	19.107	0.034	AB
DES_g	87.77	0.47	19.042	0.006	AB
PanSTARRS_g	89.31	0.85	19.023	0.010	AB
SDSS_r	166.88	3.75	18.344	0.024	AB
PanSTARRS_r	163.14	0.93	18.369	0.006	AB
DES_r	185.73	1.13	18.228	0.007	AB
SDSS_i	253.75	4.82	17.889	0.021	AB
PanSTARRS_i	240.1	1.38	17.949	0.006	AB
PanSTARRS_z	308.18	2.92	17.678	0.010	AB
SDSS_z	355.17	11.68	17.524	0.036	AB
DES_z	342.38	2.94	17.564	0.009	AB
PanSTARRS_y	345.23	5.96	17.555	0.019	AB
2MASS_J	504.27	77.07	16.248	0.166	Vega
2MASS_H	540.95	113.57	15.700	0.228	Vega
2MASS_K	355.63	140.57	15.685	0.429	Vega
WISE_W1	188.36	13.6	15.514	0.078	Vega
WISE_W2	119.29	15.99	15.369	0.145	Vega
WISE_W3	335.64	69.07	12.411	0.223	Vega
WISE_W4	741.89	492.99	10.104	0.721	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})\,	10.173	10.298	10.410
{\rm log}_{10}({\rm SFR})	-1.657	-0.293	0.621
{\rm log}_{10}({\rm sSFR})	-12.086	-10.665	-9.597
{\rm stellar\ age}	4.989	6.637	8.559

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.370	-0.971	-0.692
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.573	-0.621	0.202

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.327	0.521	0.734
\delta	-0.853	-0.636	-0.349
\tau_1/\tau_2	0.524	0.925	1.319
Q_{PAH}	0.210	0.772	1.943
U_{min}	2.641	8.262	15.773
{\rm log}_{10}(\gamma_e)\,	-2.919	-1.963	-0.920

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.193	-2.878	-1.902
{\rm log}_{10}(\tau_{AGN})\,	1.078	1.514	1.907

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-3.323	-1.549	-0.696
0.03-0.10 Gyr	-1.634	-0.173	0.779
0.10-0.32 Gyr	-0.984	0.152	0.747
0.32-1.05 Gyr	-1.471	-0.002	0.434
1.05-3.38 Gyr	-0.864	0.257	0.606
3.38-10.94 Gyr	-0.496	0.380	0.590
10.94-12.15 Gyr	-0.553	0.452	1.210