1999 RD195

1999RD195, 40662, J99RJ5D

All data for this body: [vot]

MPC data
Name (number) 1999 RD195 (40662)
a 2.76478
e 0.16793
i / sin(i) 7.7849 / 0.13545
q 2.30050
Q 3.22906
ω 76.9172
Node 263.9615
m 210.9213
n 0.2144
Epoch 2460800.5
nobs 2012
nopp 23
Years observed 1990-2025
rms 0.77
Best values
[raw, vot]

Value Standard error
Parent Gefion (1272)
 
ap 2.766
ep 0.128
sin(ip) 0.158
G 0.150
H 14.430
Mass
D 5.40 0.167
pV 0.139 0.0270
Value
Rotational Period 5.797
Period quality 2
Spectral Class None
Spectral Class Score
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
1272 Gefion 0 Gefion Novakovic 2019EPSC...13.1671N HCM
1272 Gefion 516 Gefion -0.3300 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7662 0.1276 0.1579 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.40 0.167 0.167 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.139 0.0270 0.0270 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
14.43 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
5.7973 2 Sidereal Durech 2023A&A...675A..24D Model