1999 RC40

1999RC40, 40455, J99R40C

All data for this body: [vot]

MPC data
Name (number) 1999 RC40 (40455)
a 3.21640
e 0.12178
i / sin(i) 16.8976 / 0.29066
q 2.82471
Q 3.60809
ω 36.2531
Node 17.1474
m 141.0705
n 0.1709
Epoch 2460800.5
nobs 1469
nopp 19
Years observed 1996-2025
rms 0.76
Best values
[raw, vot]

Value Standard error
Parent Ursula (375)
 
ap 3.219
ep 0.105
sin(ip) 0.288
G 0.150
H 14.260
Mass
D 6.61 0.823
pV 0.102 0.0363
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 4.974
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
375 Ursula 0 Ursula Novakovic 2019EPSC...13.1671N HCM
375 Ursula 631 Ursula Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.2190 0.1047 0.2883 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.61 0.823 0.823 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.102 0.0363 0.0363 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
14.26 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
C 0.829 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT