2025btb

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Information

Transient

Name: SN2025btb
Right ascension: 16h46m57.08s
Declination: 34d08m57.68s
Discovery Date: Feb. 16, 2025, 2:58 p.m.
Classification: SN II
Redshift: 0.030169
MW E(B-V): 0.020

Host

Name: 2025btb
Right ascension: 16h46m56.75s
Declination: 34d09m20.03s
Redshift: 0.030975
Photometric Redshift:
 

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 2.05
Cutout download processed 14.59
Global aperture construction processed 0.77
Local aperture photometry processed 5.8
Global aperture photometry processed 6.29
Validate local photometry processed 0.02
Validate global photometry processed 17.9
Host information processed 0.1
Global host SED inference processed 457.91
Local host SED inference processed 567.41
Transient information processed 0.0
Transient MWEBV processed 0.1
Host MWEBV processed 0.11
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) = 16h46m57.08s, 34d08m57.68s
semi major axis, semi minor axis (arcsec) = 3.23, 3.23
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 14.4 2.63 21.004 0.199 AB
SDSS_g 67.07 2.33 19.334 0.038 AB
PanSTARRS_g 67.76 0.64 19.323 0.010 AB
SDSS_r 115.22 3.18 18.746 0.030 AB
PanSTARRS_r 110.46 0.98 18.792 0.010 AB
SDSS_i 151.38 4.18 18.450 0.030 AB
PanSTARRS_i 149.96 1.09 18.460 0.008 AB
PanSTARRS_z 175.99 1.94 18.286 0.012 AB
SDSS_z 171.92 10.14 18.312 0.064 AB
DES_z 120.08 2.54 18.701 0.023 AB
PanSTARRS_y 198.82 5.24 18.154 0.029 AB
2MASS_J 304.06 72.49 16.798 0.259 Vega
2MASS_H 244.64 109.56 16.561 0.486 Vega
2MASS_K 316.14 136.56 15.812 0.469 Vega

Aperture details

RA, DEC (J2000) = 16h46m56.76s, 34d09m20.31s
semi major axis, semi minor axis (arcsec) = 41.37, 24.28
angle (degrees, anti-clockwise from east) = -12.01

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 350.02 13.14 17.540 0.041 AB
GALEX_NUV 491.33 10.66 17.172 0.024 AB
SDSS_u 1381.92 26.15 16.049 0.021 AB
SDSS_g 7249.1 24.04 14.249 0.004 AB
PanSTARRS_r 13678.34 9.67 13.560 0.001 AB
SDSS_i 18998.44 44.34 13.203 0.003 AB
SDSS_z 22214.99 101.64 13.033 0.005 AB
2MASS_J 31541.41 714.18 11.758 0.025 Vega
2MASS_K 32284.32 1345.09 10.790 0.045 Vega
WISE_W1 18468.09 112.79 10.535 0.007 Vega
WISE_W3 26404.11 865.88 7.672 0.036 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})\, 8.799 8.894 8.989
{\rm log}_{10}({\rm SFR}) -2.617 -1.760 -1.180
{\rm log}_{10}({\rm sSFR}) -11.527 -10.668 -10.037
{\rm stellar\ age} 7.011 8.370 12.130

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.858 -1.607 -1.288
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.760 -0.928 0.146

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.219 0.489 0.771
\delta -0.314 0.033 0.283
\tau_1/\tau_2 0.621 1.002 1.355
Q_{PAH} 0.514 1.784 4.288
U_{min} 3.002 8.151 14.920
{\rm log}_{10}(\gamma_e)\, -3.299 -2.244 -1.041

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.704 -0.747 -0.244
{\rm log}_{10}(\tau_{AGN})\, 1.087 1.418 1.832

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.970 -2.069 -1.558
0.03-0.10 Gyr -2.826 -1.719 -1.057
0.10-0.33 Gyr -3.134 -1.819 -1.184
0.33-1.10 Gyr -3.466 -1.970 -1.302
1.10-3.63 Gyr -3.422 -1.703 -1.108
3.63-12.01 Gyr -2.172 -1.059 -0.886
12.01-13.34 Gyr -1.337 -0.665 0.068

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 11.040 11.115 11.224
{\rm log}_{10}({\rm SFR}) -0.138 0.202 0.531
{\rm log}_{10}({\rm sSFR}) -11.280 -10.932 -10.620
{\rm stellar\ age} 7.883 9.421 12.453

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.114 -0.692 -0.415
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.675 -1.144 -0.692

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.230 0.454 0.714
\delta -0.103 0.128 0.271
\tau_1/\tau_2 0.347 0.779 1.231
Q_{PAH} 0.498 1.182 2.253
U_{min} 2.836 7.784 15.210
{\rm log}_{10}(\gamma_e)\, -3.513 -2.484 -1.452

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.686 -1.774 -1.392
{\rm log}_{10}(\tau_{AGN})\, 0.895 1.147 1.595

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.034 0.340 0.655
0.03-0.10 Gyr -1.501 0.022 0.522
0.10-0.33 Gyr -2.294 -0.152 0.430
0.33-1.10 Gyr -2.586 -0.214 0.391
1.10-3.63 Gyr -2.139 -0.044 0.657
3.63-12.01 Gyr -0.109 1.150 1.335
12.01-13.34 Gyr 1.061 1.795 2.324