2025ttv

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Information

Transient

Name: AT2025ttv
Right ascension: 16h41m08.19s
Declination: 4d13m50.26s
Discovery Date: Aug. 13, 2025, 4:33 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.052

Host

Name:
Right ascension: 16h41m08.16s
Declination: 4d13m52.42s
Redshift: 0.062848
Photometric Redshift: 0.102
 

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 7.34
Cutout download processed 42.33
Global aperture construction processed 0.69
Local aperture photometry processed 7.39
Global aperture photometry processed 6.37
Validate local photometry processed 0.02
Validate global photometry processed 16.71
Host information processed 0.17
Global host SED inference processed 466.0
Local host SED inference processed 516.42
Transient information processed 0.0
Transient MWEBV processed 0.1
Host MWEBV processed 0.04
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) = 16h41m08.19s, 4d13m50.26s
semi major axis, semi minor axis (arcsec) = 1.65, 1.65
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 11.69 1.59 21.231 0.148 AB
SDSS_g 60.86 2.13 19.439 0.038 AB
DES_g 67.62 0.43 19.325 0.007 AB
PanSTARRS_g 60.55 0.54 19.445 0.010 AB
SDSS_r 144.38 3.23 18.501 0.024 AB
PanSTARRS_r 138.92 0.81 18.543 0.006 AB
DES_r 175.3 1.03 18.291 0.006 AB
SDSS_i 220.86 4.11 18.040 0.020 AB
PanSTARRS_i 211.56 0.54 18.086 0.003 AB
PanSTARRS_z 275.75 1.2 17.799 0.005 AB
SDSS_z 302.6 6.17 17.698 0.022 AB
DES_z 346.41 3.71 17.551 0.012 AB
PanSTARRS_y 329.93 2.7 17.604 0.009 AB

Aperture details

RA, DEC (J2000) = 16h41m08.15s, 4d13m52.49s
semi major axis, semi minor axis (arcsec) = 8.78, 6.57
angle (degrees, anti-clockwise from east) = -55.8

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 76.53 6.69 19.190 0.095 AB
SDSS_g 452.26 6.31 17.262 0.015 AB
DES_g 496.53 1.21 17.160 0.003 AB
PanSTARRS_g 493.15 2.42 17.168 0.005 AB
SDSS_r 1136.64 9.55 16.261 0.009 AB
PanSTARRS_r 1098.26 3.58 16.298 0.004 AB
DES_r 1252.81 2.87 16.155 0.002 AB
SDSS_i 1724.28 12.59 15.808 0.008 AB
PanSTARRS_i 1735.82 2.38 15.801 0.001 AB
PanSTARRS_z 2315.05 5.38 15.489 0.003 AB
SDSS_z 2387.5 23.18 15.455 0.011 AB
DES_z 2459.22 10.12 15.423 0.004 AB
PanSTARRS_y 2755.5 12.25 15.299 0.005 AB
2MASS_J 3979.7 201.39 14.005 0.055 Vega
2MASS_H 4839.79 315.57 13.320 0.071 Vega
2MASS_K 4502.13 340.63 12.929 0.082 Vega
WISE_W1 1697.42 30.31 13.127 0.019 Vega
WISE_W2 1022.45 29.56 13.037 0.031 Vega
WISE_W3 419.58 94.29 12.169 0.244 Vega
WISE_W4 -981.91 527.19 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})\, 9.729 9.839 9.962
{\rm log}_{10}({\rm SFR}) -1.297 -0.777 -0.305
{\rm log}_{10}({\rm sSFR}) -11.197 -10.611 -10.097
{\rm stellar\ age} 6.886 8.058 11.388

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.738 -0.413 -0.175
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.584 0.049 0.347

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.372 0.593 0.925
\delta -0.830 -0.555 -0.138
\tau_1/\tau_2 0.654 0.995 1.332
Q_{PAH} 0.897 2.911 5.345
U_{min} 3.073 8.099 14.843
{\rm log}_{10}(\gamma_e)\, -3.190 -1.975 -0.799

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.346 -1.405 -0.711
{\rm log}_{10}(\tau_{AGN})\, 0.981 1.470 1.878

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.067 -0.634 -0.280
0.03-0.10 Gyr -1.938 -0.910 -0.295
0.10-0.33 Gyr -2.454 -1.079 -0.504
0.33-1.08 Gyr -2.771 -1.083 -0.475
1.08-3.54 Gyr -2.631 -0.761 -0.167
3.54-11.63 Gyr -0.667 -0.085 0.098
11.63-12.92 Gyr -0.421 0.229 1.009

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.720 10.810 10.868
{\rm log}_{10}({\rm SFR}) -3.367 -1.243 -0.208
{\rm log}_{10}({\rm sSFR}) -14.255 -12.073 -10.989
{\rm stellar\ age} 7.710 10.811 12.252

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.847 -0.635 -0.502
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.580 -0.756 0.096

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.301 0.430 0.610
\delta -0.874 -0.675 -0.448
\tau_1/\tau_2 0.545 0.976 1.413
Q_{PAH} 0.379 1.074 2.175
U_{min} 2.874 8.123 16.397
{\rm log}_{10}(\gamma_e)\, -3.132 -2.130 -1.190

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.406 -3.538 -2.602
{\rm log}_{10}(\tau_{AGN})\, 1.065 1.520 1.908

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -4.576 -1.695 -0.670
0.03-0.10 Gyr -4.267 -1.340 -0.100
0.10-0.33 Gyr -4.674 -1.616 -0.270
0.33-1.08 Gyr -5.167 -2.244 -0.656
1.08-3.54 Gyr -3.675 -1.590 -0.123
3.54-11.63 Gyr -1.564 0.581 1.014
11.63-12.92 Gyr 0.581 1.793 2.004