Ehrenfreund

09826, 1993 VH2, 1993VH2, 2114 T-3, 2114T-3, J93V02H, T3S2114

All data for this body: [vot]

MPC data
Name (number) Ehrenfreund (9826)
a 2.99202
e 0.08829
i / sin(i) 8.9546 / 0.15565
q 2.72786
Q 3.25619
ω 113.7710
Node 215.5435
m 353.2032
n 0.1904
Epoch 2460200.5
nobs 2686
nopp 24
Years observed 1977-2023
rms 0.60
Best values
[raw, vot]

Value Standard error
Parent Eos (221)
 
ap 2.992
ep 0.063
sin(ip) 0.167
Value Standard error
G 0.150
H 13.260
Mass
D 8.38 0.267
pV 0.191 0.0240
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
221 Eos 606 Eos -0.5900 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9924 0.0626 0.1665 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
8.38 0.267 0.267 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.191 0.0240 0.0240 Masiero 2011ApJ...741...68M 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
13.26 MPC-2023-12-04 MPC-2023-12-04 Phot
Period data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.75 Waszczak 2015AJ....150...75W Lightcurve