2002 PC31

2002PC31, 1980 VP4, 1980VP4, 48339, J80V04P, K02P31C

All data for this body: [vot]

MPC data
Name (number) 2002 PC31 (48339)
a 3.18509
e 0.15844
i / sin(i) 4.4389 / 0.07740
q 2.68045
Q 3.68974
ω 148.1606
Node 283.2914
m 262.6668
n 0.1734
Epoch 2460800.5
nobs 1846
nopp 22
Years observed 1980-2025
rms 0.74
Best values
[raw, vot]

Value Standard error
Parent Hygiea (10)
 
ap 3.181
ep 0.150
sin(ip) 0.097
G 0.150
H 14.070
Mass
D 8.72 0.144
pV 0.077 0.0156
Value
Rotational Period 6.833
Period quality 2
Spectral Class X
Spectral Class Score 1.787
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
10 Hygiea 0 Hygiea Novakovic 2019EPSC...13.1671N HCM
10 Hygiea 601 Hygiea Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1810 0.1504 0.0971 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
8.72 0.144 0.144 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.077 0.0156 0.0156 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
14.07 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
6.83356 2 Sidereal Durech 2023A&A...675A..24D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
B X 0.1008 0.1850 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C 0.13 Bus VIS Carvano 2010A&A...510A..43C PHOT
X X 0.2979 0.1850 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT