MPC

04999, 1966 CZ, 1966CZ, 1987 CJ, 1987CJ, J66C00Z, J87C00J

All data for this body: [vot]

MPC data
Name (number) MPC (4999)
a 3.01462
e 0.04412
i / sin(i) 10.5019 / 0.18227
q 2.88160
Q 3.14763
ω 349.6837
Node 155.7260
m 121.8431
n 0.1883
Epoch 2460800.5
nobs 6662
nopp 28
Years observed 1966-2025
rms 0.55
Best values
[raw, vot]

Value Standard error
Parent Eos (221)
 
ap 3.014
ep 0.077
sin(ip) 0.172
G 0.150
H 12.320
Mass
D 12.16 0.202
pV 0.189 0.0231
Value
Rotational Period 102.000
Period quality 2
Spectral Class None
Spectral Class Score
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
221 Eos 0 Eos Novakovic 2019EPSC...13.1671N HCM
221 Eos 606 Eos -0.2900 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0139 0.0766 0.1720 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
12.16 0.202 0.202 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.189 0.0231 0.0231 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
12.32 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
102.8 2 Synodic Pravec LCDB Lightcurve
131.092 2 Sidereal Durech 2019A&A...631A...2D Model