2025ptt

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Information

Transient

Name: AT2025ptt
Right ascension: 8h28m07.67s
Declination: 80d57m51.07s
Discovery Date: June 1, 2025, 6:20 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.022

Host

Name:
Right ascension: 8h28m07.28s
Declination: 80d57m53.79s
Redshift: None
Photometric Redshift: 0.042
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 8.54
Transient MWEBV processed 0.07
Host match processed 6.06
Host information processed 0.15
Host MWEBV processed 0.05
Global aperture construction processed 0.67
Global aperture photometry processed 3.61
Validate global photometry processed 11.09
Global host SED inference processed 397.76
Local aperture photometry processed 4.23
Validate local photometry processed 0.02
Local host SED inference processed 545.65
 

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) = 8h28m07.67s, 80d57m51.07s
semi major axis, semi minor axis (arcsec) = 2.43, 2.43
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 148.44 0.9 18.471 0.007 AB
PanSTARRS_r 191.53 2.04 18.194 0.012 AB
PanSTARRS_i 232.54 1.8 17.984 0.008 AB
PanSTARRS_z 263.86 2.44 17.847 0.010 AB
PanSTARRS_y 286.69 7.11 17.756 0.027 AB

Aperture details

RA, DEC (J2000) = 8h28m07.35s, 80d57m53.87s
semi major axis, semi minor axis (arcsec) = 16.06, 14.12
angle (degrees, anti-clockwise from east) = -156.24

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 243.44 13.49 17.934 0.060 AB
GALEX_NUV 308.66 8.92 17.676 0.031 AB
PanSTARRS_g 1295.32 5.39 16.119 0.005 AB
PanSTARRS_r 1736.26 12.39 15.801 0.008 AB
PanSTARRS_i 2034.89 11.05 15.629 0.006 AB
PanSTARRS_y 2425.34 43.95 15.438 0.020 AB
2MASS_J 2548.21 329.48 14.490 0.140 Vega
2MASS_H 3240.14 589.69 13.756 0.198 Vega
2MASS_K 1401.8 565.06 14.195 0.438 Vega
WISE_W1 1431.29 28.88 13.312 0.022 Vega
WISE_W2 952.72 31.15 13.114 0.035 Vega
WISE_W3 5105.98 133.5 9.456 0.028 Vega
WISE_W4 5925.76 819.19 7.848 0.150 Vega
 

Imaging data

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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})\, 8.787 9.020 9.184
{\rm log}_{10}({\rm SFR}) -1.610 -0.801 -0.032
{\rm log}_{10}({\rm sSFR}) -10.631 -9.820 -8.953
{\rm stellar\ age} 1.572 4.991 7.225

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.516 -0.828 -0.396
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.694 -0.956 -0.385

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.172 0.444 0.759
\delta -0.600 -0.152 0.217
\tau_1/\tau_2 0.670 1.050 1.445
Q_{PAH} 0.799 2.634 5.048
U_{min} 3.093 8.637 15.971
{\rm log}_{10}(\gamma_e)\, -3.102 -1.798 -0.676

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.569 -1.583 -0.699
{\rm log}_{10}(\tau_{AGN})\, 1.030 1.529 1.995

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.536 -1.268 -0.880
0.03-0.10 Gyr -1.847 -0.702 0.120
0.10-0.33 Gyr -1.428 -0.470 0.077
0.33-1.09 Gyr -2.084 -0.747 -0.315
1.09-3.60 Gyr -2.283 -0.923 -0.571
3.60-11.88 Gyr -3.281 -1.169 -0.753
11.88-13.20 Gyr -3.323 -1.182 -0.497

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.740 9.886 10.091
{\rm log}_{10}({\rm SFR}) 0.127 0.380 0.630
{\rm log}_{10}({\rm sSFR}) -9.859 -9.554 -9.231
{\rm stellar\ age} 3.334 5.808 7.614

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.973 -0.583 -0.271
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.663 0.121 0.330

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.169 0.285 0.457
\delta -0.235 0.120 0.307
\tau_1/\tau_2 0.650 0.967 1.316
Q_{PAH} 0.615 1.453 2.804
U_{min} 2.676 7.292 14.083
{\rm log}_{10}(\gamma_e)\, -3.227 -2.425 -1.766

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.922 -2.542 -1.828
{\rm log}_{10}(\tau_{AGN})\, 0.958 1.420 1.858

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.202 0.120 0.409
0.03-0.10 Gyr 0.056 0.439 0.748
0.10-0.33 Gyr -0.062 0.384 0.720
0.33-1.09 Gyr -0.444 0.131 0.473
1.09-3.60 Gyr -0.512 -0.063 0.181
3.60-11.88 Gyr -0.707 -0.145 0.203
11.88-13.20 Gyr -0.939 -0.122 0.436