2025knp

Download data

Information

Transient

Name: SN2025knp
Right ascension: 22h39m27.87s
Declination: 38d53m10.17s
Discovery Date: May 16, 2025, 3:31 a.m.
Classification: SN Ia
Redshift: 0.050000
MW E(B-V): 0.131

Host

Name: 2025knp
Right ascension: 22h39m28.04s
Declination: 38d53m08.43s
Redshift: None
Photometric Redshift: 0.217
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 0.29
Transient MWEBV processed 0.19
Host match processed 3.17
Host information processed 0.1
Host MWEBV processed 0.06
Global aperture construction processed 1.09
Global aperture photometry processed 4.22
Validate global photometry processed 11.04
Global host SED inference processed 583.07
Local aperture photometry processed 4.06
Validate local photometry processed 0.02
Local host SED inference processed 440.27
 

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) = 22h39m27.87s, 38d53m10.17s
semi major axis, semi minor axis (arcsec) = 2.05, 2.05
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 6.4 0.42 21.885 0.072 AB
PanSTARRS_r 9.16 0.51 21.496 0.061 AB
PanSTARRS_i 14.03 0.55 21.032 0.042 AB
PanSTARRS_z 14.94 1.35 20.964 0.098 AB
PanSTARRS_y 14.35 3.34 21.008 0.253 AB

Aperture details

RA, DEC (J2000) = 22h39m28.11s, 38d53m08.45s
semi major axis, semi minor axis (arcsec) = 5.77, 4.59
angle (degrees, anti-clockwise from east) = -39.39

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 24.12 1.06 20.444 0.048 AB
PanSTARRS_r 33.85 1.28 20.076 0.041 AB
PanSTARRS_i 48.98 1.36 19.675 0.030 AB
PanSTARRS_z 53.85 3.34 19.572 0.067 AB
PanSTARRS_y 37.97 8.29 19.951 0.237 AB
2MASS_J -135.8 120.31 Vega
2MASS_H 107.27 177.94 17.456 1.801 Vega
2MASS_K -126.13 229.05 Vega
WISE_W1 -33.36 16.86 Vega
WISE_W2 -31.27 17.79 Vega
WISE_W3 -18.71 62.42 Vega
WISE_W4 -74.76 385.97 Vega
 

Imaging data

Click the image to load the interactive plot.


 

Spectral Energy Distribution

Click the image to load the interactive plot.


Click the image to load the interactive plot.


 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 7.963 8.210 8.373
{\rm log}_{10}({\rm SFR}) -2.202 -1.532 -0.909
{\rm log}_{10}({\rm sSFR}) -10.486 -9.819 -8.975
{\rm stellar\ age} 1.608 5.898 7.643

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.704 -1.206 -0.495
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.678 -1.044 -0.173

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.386 0.813 1.394
\delta -0.317 0.033 0.259
\tau_1/\tau_2 0.661 1.024 1.383
Q_{PAH} 0.682 2.072 4.705
U_{min} 2.925 7.859 15.117
{\rm log}_{10}(\gamma_e)\, -2.939 -1.860 -0.778

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.845 -0.472 0.194
{\rm log}_{10}(\tau_{AGN})\, 1.006 1.492 1.888

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.260 -1.594 -1.026
0.03-0.10 Gyr -2.434 -1.597 -0.875
0.10-0.33 Gyr -2.486 -1.684 -0.966
0.33-1.09 Gyr -2.710 -1.818 -1.254
1.09-3.58 Gyr -3.010 -1.841 -1.499
3.58-11.78 Gyr -3.232 -1.826 -1.510
11.78-13.09 Gyr -3.314 -1.899 -1.311

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.512 8.736 8.866
{\rm log}_{10}({\rm SFR}) -1.977 -1.372 -0.690
{\rm log}_{10}({\rm sSFR}) -10.665 -10.110 -9.371
{\rm stellar\ age} 2.210 6.399 8.208

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.823 -1.418 -0.830
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.766 -1.412 -0.571

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.149 0.458 0.854
\delta -0.444 -0.021 0.271
\tau_1/\tau_2 0.497 0.852 1.269
Q_{PAH} 1.309 3.662 5.565
U_{min} 3.319 9.037 16.650
{\rm log}_{10}(\gamma_e)\, -2.811 -1.547 -0.543

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.622 -0.796 -0.252
{\rm log}_{10}(\tau_{AGN})\, 1.052 1.494 1.891

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.467 -1.599 -1.067
0.03-0.10 Gyr -2.248 -1.379 -0.571
0.10-0.33 Gyr -2.138 -1.299 -0.539
0.33-1.09 Gyr -2.203 -1.347 -0.729
1.09-3.58 Gyr -2.448 -1.344 -0.977
3.58-11.78 Gyr -2.735 -1.290 -1.003
11.78-13.09 Gyr -2.825 -1.252 -0.616