2025kmh

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Information

Transient

Name: AT2025kmh
Right ascension: 19h25m43.13s
Declination: 37d45m11.60s
Discovery Date: May 16, 2025, 9:46 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.153

Host

Name: 2025kmh
Right ascension: 19h25m43.28s
Declination: 37d45m12.18s
Redshift: 0.072439
Photometric Redshift: 0.073
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 15.04
Transient MWEBV processed 0.11
Host match processed 5.5
Host information processed 0.09
Host MWEBV processed 0.1
Global aperture construction processed 0.71
Global aperture photometry processed 5.55
Validate global photometry processed 17.54
Global host SED inference processed 449.32
Local aperture photometry processed 5.53
Validate local photometry processed 0.02
Local host SED inference processed 458.3
 

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) = 19h25m43.13s, 37d45m11.60s
semi major axis, semi minor axis (arcsec) = 1.45, 1.45
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_g 52.15 1.92 19.607 0.040 AB
PanSTARRS_g 65.03 0.42 19.367 0.007 AB
SDSS_r 139.17 3.13 18.541 0.024 AB
PanSTARRS_r 150.1 0.56 18.459 0.004 AB
SDSS_i 223.37 4.01 18.027 0.019 AB
PanSTARRS_i 242.53 0.76 17.938 0.003 AB
PanSTARRS_z 325.76 1.27 17.618 0.004 AB
SDSS_z 352.27 7.37 17.533 0.023 AB
PanSTARRS_y 404.82 2.5 17.382 0.007 AB

Aperture details

RA, DEC (J2000) = 19h25m43.26s, 37d45m12.38s
semi major axis, semi minor axis (arcsec) = 15.41, 4.59
angle (degrees, anti-clockwise from east) = -131.83

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 6.77 1.56 21.824 0.251 AB
SDSS_u 108.49 8.3 18.811 0.083 AB
SDSS_g 442.06 5.99 17.286 0.015 AB
PanSTARRS_g 473.08 2.3 17.213 0.005 AB
SDSS_r 1105.34 9.39 16.291 0.009 AB
PanSTARRS_r 1123.38 3.04 16.274 0.003 AB
SDSS_i 1840.3 12.62 15.738 0.007 AB
PanSTARRS_i 1818.28 4.21 15.751 0.003 AB
PanSTARRS_z 2442.64 6.99 15.430 0.003 AB
SDSS_z 2931.98 35.08 15.232 0.013 AB
PanSTARRS_y 3102.29 14.17 15.171 0.005 AB
2MASS_J 4702.03 207.87 13.824 0.048 Vega
2MASS_H 6141.43 294.77 13.062 0.052 Vega
2MASS_K 6202.75 403.36 12.581 0.071 Vega
WISE_W1 2537.23 56.53 12.690 0.024 Vega
WISE_W2 1596.28 54.85 12.553 0.037 Vega
WISE_W3 2345.4 125.38 10.300 0.058 Vega
WISE_W4 2109.58 590.92 8.970 0.304 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})\, 9.980 10.111 10.246
{\rm log}_{10}({\rm SFR}) -1.849 -0.734 0.049
{\rm log}_{10}({\rm sSFR}) -11.918 -10.819 -10.025
{\rm stellar\ age} 6.145 7.551 9.989

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.261 -0.634 -0.208
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.638 -0.745 0.154

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.404 0.906 1.357
\delta -0.532 -0.176 0.240
\tau_1/\tau_2 0.653 1.026 1.405
Q_{PAH} 0.830 2.698 5.026
U_{min} 3.115 8.370 16.108
{\rm log}_{10}(\gamma_e)\, -3.009 -1.557 -0.525

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.606 -1.396 -0.478
{\rm log}_{10}(\tau_{AGN})\, 0.995 1.501 1.940

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.442 -1.112 -0.480
0.03-0.10 Gyr -2.148 -0.712 0.175
0.10-0.33 Gyr -2.012 -0.611 0.173
0.33-1.07 Gyr -2.061 -0.630 0.030
1.07-3.52 Gyr -1.834 -0.250 0.249
3.52-11.52 Gyr -0.461 0.197 0.407
11.52-12.80 Gyr -0.497 0.363 1.113

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.938 10.998 11.083
{\rm log}_{10}({\rm SFR}) -0.790 -0.172 0.927
{\rm log}_{10}({\rm sSFR}) -11.809 -11.193 -10.044
{\rm stellar\ age} 7.547 8.844 11.737

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.493 -0.339 -0.220
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.438 -0.204 0.368

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.268 0.371 0.508
\delta -0.844 -0.317 0.019
\tau_1/\tau_2 0.590 0.966 1.350
Q_{PAH} 0.624 1.809 3.623
U_{min} 2.267 7.350 14.415
{\rm log}_{10}(\gamma_e)\, -3.232 -2.143 -1.244

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.183 -3.058 -2.122
{\rm log}_{10}(\tau_{AGN})\, 1.107 1.555 1.918

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.619 -0.891 -0.285
0.03-0.10 Gyr -0.832 -0.072 1.089
0.10-0.33 Gyr -1.619 -0.365 0.353
0.33-1.07 Gyr -2.962 -0.697 0.076
1.07-3.52 Gyr -2.065 -0.384 0.388
3.52-11.52 Gyr 0.091 1.107 1.262
11.52-12.80 Gyr 0.750 1.618 2.179