1999 RY186

1999RY186, 1998 KP36, 1998KP36, 40649, J98K36P, J99RI6Y

All data for this body: [vot]

MPC data
Name (number) 1999 RY186 (40649)
a 2.55550
e 0.17541
i / sin(i) 2.3411 / 0.04085
q 2.10725
Q 3.00376
ω 233.2954
Node 317.0961
m 256.6862
n 0.2413
Epoch 2460800.5
nobs 2457
nopp 21
Years observed 1998-2025
rms 0.75
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.552
ep 0.229
sin(ip) 0.059
G 0.150
H 14.640
Mass
D 3.31 0.115
pV 0.307 0.0416
Value
Rotational Period 8.300
Period quality 2
Spectral Class S
Spectral Class Score 4.248
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5519 0.2293 0.0586 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.31 0.115 0.115 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.307 0.0416 0.0416 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
14.64 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
8.39 2 Synodic Yeh 2020AJ....160...73Y Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S 0.708 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT