1999 RT181

1999RT181, 1998 KJ29, 1998KJ29, 38385, J98K29J, J99RI1T

All data for this body: [vot]

MPC data
Name (number) 1999 RT181 (38385)
a 2.77633
e 0.10029
i / sin(i) 4.8973 / 0.08537
q 2.49788
Q 3.05478
ω 174.8204
Node 153.5145
m 214.7912
n 0.2131
Epoch 2460800.5
nobs 1946
nopp 25
Years observed 1990-2025
rms 0.79
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.778
ep 0.068
sin(ip) 0.071
G 0.150
H 14.760
Mass
D 3.92 0.633
pV 0.182 0.0645
Value
Rotational Period
Period quality None
Spectral Class D
Spectral Class Score 2.118
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7779 0.0679 0.0715 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.92 0.633 0.633 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.182 0.0645 0.0645 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
14.76 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
D 0.10 Bus VIS Carvano 2010A&A...510A..43C PHOT
D D 0.3197 0.3197 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT