2025npt

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Information

Transient

Name: AT2025npt
Right ascension: 11h54m40.32s
Declination: 12d12m43.05s
Discovery Date: June 14, 2025, 4:42 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.021

Host

Name: SDSSJ115440.26+12124
Right ascension: 11h54m40.32s
Declination: 12d12m42.37s
Redshift: 0.080994
Photometric Redshift: 0.080
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 31.31
Transient MWEBV processed 0.04
Host match processed 4.46
Host information processed 0.15
Host MWEBV processed 0.04
Global aperture construction processed 0.67
Global aperture photometry processed 5.75
Validate global photometry processed 16.79
Global host SED inference processed 527.03
Local aperture photometry processed 6.38
Validate local photometry processed 0.03
Local host SED inference processed 456.63
 

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) = 11h54m40.32s, 12d12m43.05s
semi major axis, semi minor axis (arcsec) = 1.31, 1.31
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 57.7 0.37 19.497 0.007 AB
PanSTARRS_g 57.34 0.33 19.504 0.006 AB
PanSTARRS_r 116.06 0.43 18.738 0.004 AB
DES_r 161.02 1.34 18.383 0.009 AB
SDSS_i 203.75 3.82 18.127 0.020 AB
PanSTARRS_i 181.41 0.63 18.253 0.004 AB
PanSTARRS_z 228.23 1.19 18.004 0.006 AB
SDSS_z 276.64 5.89 17.795 0.023 AB
PanSTARRS_y 260.06 1.9 17.862 0.008 AB

Aperture details

RA, DEC (J2000) = 11h54m40.25s, 12d12m42.44s
semi major axis, semi minor axis (arcsec) = 5.89, 2.82
angle (degrees, anti-clockwise from east) = -60.31

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 1.91 1.27 23.198 0.721 AB
GALEX_NUV 1.51 0.46 23.452 0.329 AB
SDSS_u 37.18 3.58 19.974 0.105 AB
SDSS_g 204.14 3.87 18.125 0.021 AB
DES_g 191.66 0.73 18.194 0.004 AB
PanSTARRS_g 219.19 0.95 18.048 0.005 AB
SDSS_r 476.69 5.96 17.204 0.014 AB
PanSTARRS_r 448.7 1.2 17.270 0.003 AB
DES_r 489.05 2.41 17.177 0.005 AB
SDSS_i 682.22 7.37 16.815 0.012 AB
PanSTARRS_i 673.17 1.79 16.830 0.003 AB
PanSTARRS_z 853.57 3.54 16.572 0.004 AB
SDSS_z 935.43 14.74 16.472 0.017 AB
PanSTARRS_y 990.92 5.69 16.410 0.006 AB
2MASS_J 1376.82 112.82 15.158 0.089 Vega
2MASS_H 1499.33 200.07 14.593 0.145 Vega
2MASS_K 1555.56 189.04 14.082 0.132 Vega
WISE_W1 510.45 14.96 14.431 0.032 Vega
WISE_W2 319.61 17.0 14.299 0.058 Vega
WISE_W3 102.24 72.07 13.702 0.765 Vega
WISE_W4 -516.92 369.03 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})\, 9.838 9.933 10.053
{\rm log}_{10}({\rm SFR}) -1.036 -0.548 -0.062
{\rm log}_{10}({\rm sSFR}) -11.013 -10.498 -9.967
{\rm stellar\ age} 6.709 7.834 10.969

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.450 -0.951 -0.644
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.786 0.005 0.332

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.492 0.744 1.045
\delta -0.813 -0.567 -0.289
\tau_1/\tau_2 0.685 1.036 1.389
Q_{PAH} 0.867 2.828 5.280
U_{min} 2.665 7.838 14.859
{\rm log}_{10}(\gamma_e)\, -3.260 -2.243 -0.934

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.425 -1.695 -0.594
{\rm log}_{10}(\tau_{AGN})\, 0.944 1.371 1.871

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.775 -0.415 -0.065
0.03-0.10 Gyr -1.596 -0.699 -0.051
0.10-0.33 Gyr -2.119 -0.880 -0.257
0.33-1.07 Gyr -2.305 -0.857 -0.283
1.07-3.49 Gyr -2.114 -0.572 -0.036
3.49-11.42 Gyr -0.461 0.027 0.197
11.42-12.69 Gyr -0.285 0.310 1.087

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.501 10.623 10.667
{\rm log}_{10}({\rm SFR}) -6.678 -3.107 -1.263
{\rm log}_{10}({\rm sSFR}) -17.430 -13.712 -11.879
{\rm stellar\ age} 7.601 11.895 12.051

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.644 -1.335 -1.058
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.483 -0.574 0.221

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.403 0.521 0.646
\delta -0.824 -0.639 -0.490
\tau_1/\tau_2 0.499 0.979 1.481
Q_{PAH} 0.588 2.022 4.413
U_{min} 4.187 11.604 19.286
{\rm log}_{10}(\gamma_e)\, -2.819 -1.547 -0.513

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.781 -2.568 -1.743
{\rm log}_{10}(\tau_{AGN})\, 1.190 1.657 1.982

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -8.020 -4.259 -1.740
0.03-0.10 Gyr -7.465 -3.566 -1.267
0.10-0.33 Gyr -7.166 -3.949 -1.339
0.33-1.07 Gyr -7.066 -4.373 -1.673
1.07-3.49 Gyr -4.796 -2.907 -0.917
3.49-11.42 Gyr -2.391 -0.628 0.800
11.42-12.69 Gyr 0.315 1.764 1.820