Niemela

05289, 1974 HB3, 1974HB3, 1986 TD10, 1986TD10, 1990 KG2, 1990KG2, 1991 PN11, 1991PN11, J74H03B, J86T10D, J90K02G, J91P11N

All data for this body: [vot]

MPC data
Name (number) Niemela (5289)
a 3.01447
e 0.08541
i / sin(i) 10.3994 / 0.18051
q 2.75700
Q 3.27193
ω 120.2476
Node 189.6770
m 85.9592
n 0.1883
Epoch 2460200.5
nobs 4371
nopp 32
Years observed 1955-2023
rms 0.51
Best values
[raw, vot]

Value Standard error
Parent Eos (221)
 
ap 3.010
ep 0.069
sin(ip) 0.184
Value Standard error
G 0.150
H 12.680
Mass
D 9.86 0.137
pV 0.263 0.0322
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
221 Eos 606 Eos -0.3600 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0099 0.0692 0.1836 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
9.86 0.137 0.137 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.263 0.0322 0.0322 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
12.68 MPC-2023-12-04 MPC-2023-12-04 Phot