2025dnh

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Information

Transient

Name: AT2025dnh
Right ascension: 4h42m05.78s
Declination: -19d55m03.61s
Discovery Date: Feb. 27, 2025, 2:13 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.033

Host

Name: 2025dnh
Right ascension: 4h42m09.30s
Declination: -19d55m14.43s
Redshift: None
Photometric Redshift: 0.182
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 1.55
Cutout download processed 10.75
Global aperture construction processed 0.58
Local aperture photometry processed 5.21
Global aperture photometry processed 5.78
Validate local photometry no valid phot 0.02
Validate global photometry processed 14.97
Host information processed 0.08
Global host SED inference processed 422.05
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.04
Host MWEBV processed 0.16
Log transient processing status blocked 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) = 4h42m05.78s, -19d55m03.61s
semi major axis, semi minor axis (arcsec) = 0.66, 0.66
angle (degrees, anti-clockwise from east) = 0.0

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

Aperture details

RA, DEC (J2000) = 4h42m09.28s, -19d55m14.32s
semi major axis, semi minor axis (arcsec) = 4.14, 2.92
angle (degrees, anti-clockwise from east) = -92.88

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 2.61 1.72 22.860 0.715 AB
GALEX_NUV 6.65 1.46 21.843 0.238 AB
DES_g 34.43 0.24 20.058 0.008 AB
PanSTARRS_g 33.56 0.85 20.085 0.027 AB
PanSTARRS_r 53.95 1.05 19.570 0.021 AB
DES_r 55.75 0.3 19.534 0.006 AB
PanSTARRS_i 67.27 0.82 19.330 0.013 AB
PanSTARRS_z 73.68 2.57 19.232 0.038 AB
DES_z 77.15 1.37 19.182 0.019 AB
PanSTARRS_y 80.86 6.05 19.131 0.081 AB
2MASS_J 121.15 124.14 17.797 1.112 Vega
2MASS_H -50.32 187.17 Vega
2MASS_K -157.5 236.32 Vega
WISE_W1 31.67 9.11 17.450 0.312 Vega
WISE_W2 9.82 11.03 18.081 1.220 Vega
WISE_W3 16.77 54.34 15.665 3.519 Vega
WISE_W4 454.44 397.07 10.636 0.949 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.554 9.733 9.888
{\rm log}_{10}({\rm SFR}) -0.698 0.113 0.719
{\rm log}_{10}({\rm sSFR}) -10.496 -9.636 -8.920
{\rm stellar\ age} 1.560 3.949 5.703

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.483 -0.800 -0.310
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.667 -0.692 0.202

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.168 0.358 0.594
\delta -0.618 -0.239 0.093
\tau_1/\tau_2 0.649 1.100 1.522
Q_{PAH} 0.898 2.769 5.221
U_{min} 3.081 8.680 16.502
{\rm log}_{10}(\gamma_e)\, -2.654 -1.573 -0.606

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.719 -1.576 -0.723
{\rm log}_{10}(\tau_{AGN})\, 1.105 1.477 1.861

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.353 -0.400 -0.014
0.03-0.10 Gyr -0.848 0.213 0.861
0.10-0.32 Gyr -0.052 0.520 0.914
0.32-1.02 Gyr -0.615 0.246 0.601
1.02-3.25 Gyr -1.409 -0.208 0.142
3.25-10.36 Gyr -1.709 -0.434 -0.059
10.36-11.51 Gyr -1.923 -0.445 0.229