1999 RD38

1999RD38, 40451, J99R38D

All data for this body: [vot]

MPC data
Name (number) 1999 RD38 (40451)
a 2.64051
e 0.09381
i / sin(i) 14.2281 / 0.24578
q 2.39279
Q 2.88823
ω 219.6254
Node 185.5408
m 319.8437
n 0.2297
Epoch 2460800.5
nobs 1606
nopp 22
Years observed 1993-2025
rms 0.82
Best values
[raw, vot]

Value Standard error
Parent Maria (170)
 
ap 2.641
ep 0.079
sin(ip) 0.247
G 0.150
H 14.780
Mass
D 3.23 0.615
pV 0.322 0.0992
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 8.462
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
170 Maria 506 Maria 0.5900 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6410 0.0794 0.2475 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.23 0.615 0.615 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.322 0.0992 0.0992 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
14.78 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
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S 0.70 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S 0.8436 0.8436 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT