1999 RY230

1999RY230, 1998 HP105, 1998HP105, 40694, J98HA5P, J99RN0Y

All data for this body: [vot]

MPC data
Name (number) 1999 RY230 (40694)
a 2.46664
e 0.11757
i / sin(i) 7.9779 / 0.13879
q 2.17665
Q 2.75664
ω 217.8111
Node 78.4552
m 273.6228
n 0.2544
Epoch 2460800.5
nobs 2486
nopp 21
Years observed 1998-2025
rms 0.75
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.468
ep 0.100
sin(ip) 0.122
G 0.150
H 14.630
Mass
D 4.54 0.127
pV 0.179 0.0409
Value
Rotational Period 9.865
Period quality 2
Spectral Class X
Spectral Class Score 9.220
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4680 0.0996 0.1217 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.54 0.127 0.127 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.179 0.0409 0.0409 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
14.63 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
9.8659 2 Sidereal Athanasopoulos 2024A%26A...690A.215A 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
X 0.69 Bus VIS Carvano 2010A&A...510A..43C PHOT
X X 0.0381 0.2720 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X X 0.2382 0.2720 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X X 0.4886 0.2720 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X X 0.5417 0.2720 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT