1999 RV81

1999RV81, 2000 WM104, 2000WM104, 36083, J99R81V, K00WA4M

All data for this body: [vot]

MPC data
Name (number) 1999 RV81 (36083)
a 3.20050
e 0.15580
i / sin(i) 3.8196 / 0.06661
q 2.70187
Q 3.69913
ω 150.0144
Node 220.1491
m 159.5741
n 0.1721
Epoch 2460800.5
nobs 2089
nopp 23
Years observed 1997-2025
rms 0.77
Best values
[raw, vot]

Value Standard error
Parent Hygiea (10)
 
ap 3.220
ep 0.112
sin(ip) 0.080
G 0.150
H 13.940
Mass
D 8.98 0.320
pV 0.072 0.0148
Value
Rotational Period 5.718
Period quality 2
Spectral Class C
Spectral Class Score 7.769
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
3.2199 0.1116 0.0796 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
8.98 0.320 0.320 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.072 0.0148 0.0148 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
13.94 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
5.71819 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
C DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
C 0.50 Bus VIS Carvano 2010A&A...510A..43C PHOT
C C 0.7948 0.7948 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT