Johncompton

1976 UB4, 1976UB4, 1999 CC41, 1999CC41, 2000 GS142, 2000GS142, 27508, J76U04B, J99C41C, K00GE2S

All data for this body: [vot]

MPC data
Name (number) Johncompton (27508)
a 2.99509
e 0.10777
i / sin(i) 10.9993 / 0.19080
q 2.67231
Q 3.31788
ω 241.5304
Node 102.6465
m 175.2688
n 0.1901
Epoch 2460800.5
nobs 5166
nopp 23
Years observed 1976-2025
rms 0.63
Best values
[raw, vot]

Value Standard error
Parent Eos (221)
 
ap 2.998
ep 0.066
sin(ip) 0.169
G 0.150
H 12.710
Mass
D 10.13 0.300
pV 0.207 0.0265
Value
Rotational Period 8.220
Period quality 2
Spectral Class K
Spectral Class Score 2.563
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 -0.6100 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9985 0.0657 0.1687 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.13 0.300 0.300 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.207 0.0265 0.0265 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
12.71 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
8.221 2 Sidereal Durech 2023A&A...675A..24D Model
8.222 2 Synodic Waszczak 2015AJ....150...75W Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
K K 0.4272 0.0740 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT