1999NP21

2000UR54, 35998, J99N21P, K00U54R

All data for this body: [vot]

MPC data
Name (number) 1999NP21 (35998)
Packed designation 35998
a 2.43014
e 0.09467
i / sin(i) 7.1811 / 0.12501
q 2.20008
Q 2.66021
ω 163.8356
Node 84.6640
m 17.0299
n 0.2602
Epoch 2459600.5
nobs 2136
nopp 18
Years observed 1998-2021
rms 0.65
Best values
[raw, vot]

Value Standard error
Parent Vesta (4)
 
ap 2.430
ep 0.111
sin(ip) 0.109
Value Standard error
G 0.150
H 14.330
Mass
D 3.04 0.212
pV 0.438 0.1231
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
4 Vesta 401 Vesta Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4301 0.1108 0.1088 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.04 0.212 0.212 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.438 0.1231 0.1231 Masiero 2011ApJ...741...68M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2022-01-18 MPC-2022-01-18 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
14.33 MPC-2022-01-18 MPC-2022-01-18 Phot