2025ddf

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Information

Transient

Name: AT2025ddf
Right ascension: 6h29m49.78s
Declination: 53d22m57.71s
Discovery Date: March 2, 2025, 5:39 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.105

Host

Name: 2025ddf
Right ascension: 6h29m50.45s
Declination: 53d22m50.57s
Redshift: 0.074031
Photometric Redshift: 0.056
 

Processing Status

Cutout download
 Cutout download
processed
 status
Transient information
Transient information
processed
 status
Transient MWEBV
Transient MWEBV
processed
 status
Host match
 Host match
processed
 status
Host information
Host information
processed
 status
Local aperture photometry
 Local aperture photometry
processed
 status
Validate local photometry
 Validate local photometry
processed
 status
Local host SED inference
Local host SED inference
processed
 status
Host MWEBV
Host MWEBV
processed
 status
Global host SED inference
Global host SED inference
processed
 status
Validate global photometry
Validate global photometr...
processed
 status
Global aperture construction
 Global aperture construct...
processed
 status
Global aperture photometry
 Global aperture photometr...
processed
 status
Task Name Status Time taken (s) Warning Flag
Host match processed 2.34
Cutout download processed 3.28
Global aperture construction processed 0.63
Local aperture photometry processed 3.47
Global aperture photometry processed 3.68
Validate local photometry processed 0.02
Validate global photometry processed 10.92
Host information processed 0.09
Global host SED inference processed 396.15
Local host SED inference processed 401.99
Transient information processed 0.0
Transient MWEBV processed 0.12
Host MWEBV processed 0.06
Processing status completed N/A N/A
 

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) = 6h29m49.78s, 53d22m57.71s
semi major axis, semi minor axis (arcsec) = 1.42, 1.42
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 3.1 0.28 22.673 0.099 AB
PanSTARRS_r 3.13 0.45 22.662 0.157 AB
PanSTARRS_i 6.91 0.5 21.801 0.078 AB
PanSTARRS_z 4.67 1.29 22.226 0.299 AB
PanSTARRS_y 8.14 2.8 21.623 0.373 AB

Aperture details

RA, DEC (J2000) = 6h29m50.43s, 53d22m50.41s
semi major axis, semi minor axis (arcsec) = 18.19, 15.31
angle (degrees, anti-clockwise from east) = -112.04

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 66.82 6.51 19.338 0.106 AB
GALEX_NUV 92.57 4.05 18.984 0.048 AB
PanSTARRS_g 845.35 3.31 16.582 0.004 AB
PanSTARRS_i 1585.33 5.75 15.900 0.004 AB
PanSTARRS_z 2065.71 14.84 15.612 0.008 AB
PanSTARRS_y 2321.25 32.51 15.486 0.015 AB
2MASS_J 2778.28 403.92 14.396 0.158 Vega
2MASS_H 4388.53 726.54 13.427 0.180 Vega
2MASS_K 2502.93 632.39 13.566 0.274 Vega
WISE_W1 1869.98 45.92 13.021 0.027 Vega
WISE_W3 6840.27 225.6 9.138 0.036 Vega
WISE_W4 12998.74 1513.31 6.995 0.126 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 7.392 7.929 8.253
{\rm log}_{10}({\rm SFR}) -1.302 -0.963 -0.634
{\rm log}_{10}({\rm sSFR}) -9.441 -8.832 -8.130
{\rm stellar\ age} 0.464 4.400 6.778

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.447 -0.767 -0.130
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.194 -0.358 0.015

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.873 1.291 1.701
\delta -0.119 0.123 0.294
\tau_1/\tau_2 0.648 1.020 1.447
Q_{PAH} 0.711 2.231 4.782
U_{min} 2.807 7.920 15.560
{\rm log}_{10}(\gamma_e)\, -3.084 -2.214 -1.144

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.637 -1.247 -0.164
{\rm log}_{10}(\tau_{AGN})\, 0.995 1.459 1.849

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.017 -0.662 -0.352
0.03-0.10 Gyr -2.431 -1.345 -0.771
0.10-0.33 Gyr -3.094 -1.721 -1.132
0.33-1.07 Gyr -3.910 -1.989 -1.487
1.07-3.51 Gyr -4.563 -2.176 -1.628
3.51-11.50 Gyr -4.881 -2.294 -1.685
11.50-12.78 Gyr -4.797 -2.359 -1.541

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.422 10.537 10.605
{\rm log}_{10}({\rm SFR}) 0.542 1.019 1.412
{\rm log}_{10}({\rm sSFR}) -10.027 -9.515 -9.057
{\rm stellar\ age} 4.695 6.158 7.403

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.268 -0.120 -0.005
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.596 -0.880 0.032

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.150 0.289 0.519
\delta -0.598 -0.112 0.191
\tau_1/\tau_2 0.698 1.050 1.438
Q_{PAH} 0.710 2.095 4.312
U_{min} 2.421 7.076 14.084
{\rm log}_{10}(\gamma_e)\, -2.759 -1.694 -0.935

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.889 -1.807 -1.027
{\rm log}_{10}(\tau_{AGN})\, 1.229 1.598 1.934

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.976 0.111 0.447
0.03-0.10 Gyr 0.630 1.169 1.569
0.10-0.33 Gyr 0.363 1.001 1.364
0.33-1.07 Gyr -0.106 0.584 0.896
1.07-3.51 Gyr 0.068 0.545 0.769
3.51-11.50 Gyr 0.202 0.568 0.725
11.50-12.78 Gyr -0.017 0.624 1.094