1999XN18

41227, J99X18N

All data for this body: [vot]

MPC data
Name (number) 1999XN18 (41227)
Packed designation 41227
a 2.90233
e 0.08830
i / sin(i) 3.3480 / 0.05840
q 2.64604
Q 3.15861
ω 301.2299
Node 81.2488
m 175.9256
n 0.1993
Epoch 2459600.5
nobs 1736
nopp 17
Years observed 1997-2021
rms 0.68
Best values
[raw, vot]

Value Standard error
Parent Koronis (158)
 
ap 2.902
ep 0.054
sin(ip) 0.040
Value Standard error
G 0.150
H 14.190
Mass
D 4.31 0.195
pV 0.262 0.0635
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
158 Koronis 605 Koronis 0.2400 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9018 0.0540 0.0395 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.31 0.195 0.195 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.262 0.0635 0.0635 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
14.19 MPC-2022-01-18 MPC-2022-01-18 Phot