1999NQ20

35997, J99N20Q

All data for this body: [vot]

MPC data
Name (number) 1999NQ20 (35997)
Packed designation 35997
a 3.13962
e 0.21513
i / sin(i) 11.6662 / 0.20221
q 2.46420
Q 3.81504
ω 210.1379
Node 103.9142
m 357.0760
n 0.1772
Epoch 2459600.5
nobs 1237
nopp 23
Years observed 1991-2021
rms 0.70
Best values
[raw, vot]

Value Standard error
Parent Lixiaohua (3556)
 
ap 3.147
ep 0.202
sin(ip) 0.174
Value Standard error
G 0.150
H 14.280
Mass
D 8.39 0.145
pV 0.042 0.0048
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
3556 Lixiaohua 613 Lixiaohua -0.4800 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1465 0.2018 0.1745 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.82 1.806 1.806 Masiero 2017AJ....154..168M NEATM
8.37 0.147 0.147 Masiero 2011ApJ...741...68M NEATM
8.80 2.640 2.640 Masiero 2017AJ....154..168M NEATM
9.89 1.370 1.370 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.026 0.0090 0.0090 Masiero 2012ApJ...759L...8M NEATM
0.048 0.0250 0.0250 Masiero 2017AJ....154..168M NEATM
0.048 0.0059 0.0059 Masiero 2011ApJ...741...68M NEATM
0.060 0.0288 0.0288 Masiero 2017AJ....154..168M 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
14.28 MPC-2022-01-18 MPC-2022-01-18 Phot