1999 RB22

1999RB22, 18842, 1974 DJ, 1974DJ, 1985 QY6, 1985QY6, 1985 RE5, 1985RE5, 1985 SV1, 1985SV1, 1988 FX2, 1988FX2, J74D00J, J85Q06Y, J85R05E, J85S01V, J88F02X, J99R22B

All data for this body: [vot]

MPC data
Name (number) 1999 RB22 (18842)
a 2.76875
e 0.06066
i / sin(i) 8.7353 / 0.15187
q 2.60081
Q 2.93669
ω 171.6490
Node 13.0398
m 15.3577
n 0.2139
Epoch 2460800.5
nobs 3750
nopp 24
Years observed 1974-2025
rms 0.63
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.769
ep 0.105
sin(ip) 0.150
G 0.150
H 13.120
Mass
D 8.40 0.082
pV 0.163 0.0154
Value
Rotational Period 9.000
Period quality 2
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7689 0.1054 0.1499 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
8.37 0.084 0.084 Masiero 2011ApJ...741...68M NEATM
9.04 0.370 0.370 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.159 0.0363 0.0363 Masiero 2011ApJ...741...68M NEATM
0.164 0.0170 0.0170 Masiero 2012ApJ...759L...8M 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
13.12 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
9.06861 2 Sidereal Durech 2018A&A...617A..57D Model
9.6 2 Synodic Stephens 2019MPBu...46..180S Lightcurve