O'Connell

04927, 1972 TX, 1972TX, 1982 UP2, 1982UP2, 1987 YC4, 1987YC4, J72T00X, J82U02P, J87Y04C

All data for this body: [vot]

MPC data
Name (number) O'Connell (4927)
a 2.88935
e 0.08394
i / sin(i) 1.1621 / 0.02028
q 2.64681
Q 3.13189
ω 39.9146
Node 328.9370
m 265.7523
n 0.2007
Epoch 2460800.5
nobs 5004
nopp 31
Years observed 1972-2025
rms 0.55
Best values
[raw, vot]

Value Standard error
Parent Koronis (158)
 
ap 2.888
ep 0.048
sin(ip) 0.036
G 0.150
H 13.460
Mass
D 7.04 0.153
pV 0.205 0.0353
Value
Rotational Period 9.700
Period quality 1+
Spectral Class S
Spectral Class Score 1.000
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
158 Koronis 0 Koronis Novakovic 2019EPSC...13.1671N HCM
158 Koronis 605 Koronis 0.1700 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.8883 0.0481 0.0363 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.04 0.153 0.153 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.205 0.0353 0.0353 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
13.46 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
9.78 1+ Synodic Chang 2014ApJ...788...17C Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S S None None Movis NIR Popescu 2018A&A...617A..12P PHOT