Epimetheus

01810, 1942 FS, 1942FS, 1950 SC, 1950SC, 1957 WC1, 1957WC1, 1962 GC, 1962GC, 1970 SS, 1970SS, 4196 P-L, 4196P-L, J42F00S, J50S00C, J57W01C, J62G00C, J70S00S, PLS4196

All data for this body: [vot]

MPC data
Name (number) Epimetheus (1810)
a 2.22381
e 0.09210
i / sin(i) 4.0343 / 0.07035
q 2.01899
Q 2.42862
ω 203.7899
Node 254.0658
m 90.7621
n 0.2972
Epoch 2460800.5
nobs 4753
nopp 35
Years observed 1953-2025
rms 0.64
Best values
[raw, vot]

Value Standard error
Parent Flora (8)
 
ap 2.224
ep 0.136
sin(ip) 0.084
G 0.150
H 12.640
Mass
D 7.64 0.159
pV 0.277 0.0360
Value
Rotational Period 28.600
Period quality 2
Spectral Class S
Spectral Class Score 5.862
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
298 Baptistina 0 Baptistina Novakovic 2019EPSC...13.1671N HCM
8 Flora 402 Flora 0.3300 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2240 0.1364 0.0843 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.96 1.200 1.200 Nugent 2016AJ....152...63N NEATM
7.67 0.160 0.160 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.274 0.0370 0.0370 Masiero 2012ApJ...759L...8M NEATM
0.330 0.1600 0.1600 Nugent 2016AJ....152...63N NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2023-12-94 MPC-2023-12-94 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
12.64 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
10.88 2 Synodic Brinsfield 2008MPBu...35..119B Lightcurve
28.61 2 Synodic Pravec LCDB Lightcurve
51.661 2- Synodic Erasmus 2020ApJS..247...13E Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S 0.977 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT