2025ziv

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Information

Transient

Name: SN2025ziv
Right ascension: 3h32m07.99s
Declination: 41d35m45.62s
Discovery Date: Oct. 1, 2025, 12:23 p.m.
Classification: SN II
Redshift: 0.014677
MW E(B-V): 0.233

Host

Name: UGC02775
Right ascension: 3h32m05.64s
Declination: 41d35m29.15s
Redshift: 0.014436
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 4.19
Cutout download processed 2.89
Global aperture construction processed 0.62
Local aperture photometry processed 4.31
Global aperture photometry processed 4.16
Validate local photometry processed 0.02
Validate global photometry processed 9.94
Host information processed 0.12
Global host SED inference processed 457.44
Local host SED inference processed 627.68
Transient information processed 0.0
Transient MWEBV processed 0.08
Host MWEBV processed 0.03
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) = 3h32m07.99s, 41d35m45.62s
semi major axis, semi minor axis (arcsec) = 6.79, 6.79
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 -8.05 5.62 AB
SDSS_g -14.2 2.34 AB
PanSTARRS_g 3.66 1.94 22.492 0.574 AB
SDSS_r -27.62 4.01 AB
PanSTARRS_r 16.93 2.85 20.828 0.183 AB
SDSS_i -55.62 6.53 AB
PanSTARRS_i 59.09 3.43 19.471 0.063 AB
PanSTARRS_z 70.34 6.34 19.282 0.098 AB
SDSS_z -24.77 23.63 AB
PanSTARRS_y 16.76 13.85 20.840 0.898 AB
2MASS_J 73.76 151.46 18.335 2.229 Vega
2MASS_H 310.91 236.53 16.301 0.826 Vega
2MASS_K -39.07 267.54 Vega
WISE_W1 -11.35 68.87 Vega
WISE_W2 -34.05 29.95 Vega
WISE_W3 15.2 201.93 15.771 14.422 Vega

Aperture details

RA, DEC (J2000) = 3h32m05.62s, 41d35m28.57s
semi major axis, semi minor axis (arcsec) = 24.17, 15.14
angle (degrees, anti-clockwise from east) = -22.59

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 2462.83 5.7 15.421 0.003 AB
PanSTARRS_r 5830.59 8.46 14.486 0.002 AB
PanSTARRS_i 8978.03 10.31 14.017 0.001 AB
PanSTARRS_z 12320.75 18.15 13.673 0.002 AB
2MASS_J 22446.76 433.56 12.127 0.021 Vega
2MASS_K 23964.26 762.68 11.113 0.035 Vega
WISE_W1 11814.29 256.58 11.020 0.024 Vega
WISE_W3 23852.79 878.34 7.782 0.040 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})\, 7.675 8.216 8.474
{\rm log}_{10}({\rm SFR}) -1.499 -1.053 -0.618
{\rm log}_{10}({\rm sSFR}) -9.846 -9.281 -8.340
{\rm stellar\ age} 1.713 6.872 8.981

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.461 -0.820 -0.198
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.477 -0.647 0.037

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 1.764 2.361 2.939
\delta -0.058 0.123 0.281
\tau_1/\tau_2 0.451 0.770 1.146
Q_{PAH} 0.293 1.241 3.191
U_{min} 2.779 8.031 15.265
{\rm log}_{10}(\gamma_e)\, -3.410 -2.311 -1.352

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.980 -2.105 -0.335
{\rm log}_{10}(\tau_{AGN})\, 0.993 1.435 1.952

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.339 -0.820 -0.354
0.03-0.10 Gyr -2.528 -1.459 -0.786
0.10-0.33 Gyr -4.137 -2.199 -1.424
0.33-1.10 Gyr -4.977 -2.424 -1.701
1.10-3.63 Gyr -4.309 -2.121 -1.577
3.63-12.03 Gyr -4.139 -1.833 -1.420
12.03-13.36 Gyr -4.086 -1.825 -0.979

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.132 10.225 10.351
{\rm log}_{10}({\rm SFR}) -2.175 -0.474 0.017
{\rm log}_{10}({\rm sSFR}) -12.328 -10.709 -10.232
{\rm stellar\ age} 7.134 8.398 12.047

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.845 -0.535 -0.351
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.767 -0.397 0.324

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.214 0.421 0.650
\delta -0.786 -0.458 -0.076
\tau_1/\tau_2 0.594 0.977 1.358
Q_{PAH} 0.292 0.907 2.456
U_{min} 2.826 7.937 15.047
{\rm log}_{10}(\gamma_e)\, -3.373 -2.624 -1.686

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.007 -1.521 -1.100
{\rm log}_{10}(\tau_{AGN})\, 1.217 1.485 1.817

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.191 -0.452 -0.041
0.03-0.10 Gyr -2.763 -0.554 0.065
0.10-0.33 Gyr -3.379 -0.845 -0.141
0.33-1.10 Gyr -3.130 -0.922 -0.226
1.10-3.63 Gyr -2.032 -0.363 0.204
3.63-12.03 Gyr -0.553 0.280 0.454
12.03-13.36 Gyr -0.125 0.626 1.415