1999 RC18

1999RC18, A1923, J99R18C

All data for this body: [vot]

MPC data
Name (number) 1999 RC18 (101923)
a 2.42184
e 0.20949
i / sin(i) 2.2431 / 0.03914
q 1.91449
Q 2.92919
ω 210.9854
Node 184.3728
m 258.6973
n 0.2615
Epoch 2460800.5
nobs 1152
nopp 18
Years observed 1999-2025
rms 0.76
Best values
[raw, vot]

Value Standard error
Parent Nysa (44)
 
ap 2.422
ep 0.184
sin(ip) 0.043
G 0.150
H 16.110
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 0.751
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
135 Hertha 0 Hertha Novakovic 2019EPSC...13.1671N HCM
44 Nysa 405 Nysa-Polana 0.0000 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4216 0.1844 0.0426 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
16.11 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S S 0.1252 0.1252 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT