2009 SD331

2009SD331, 1998 RB52, 1998RB52, c1773, J98R52B, K09SX1D

All data for this body: [vot]

MPC data
Name (number) 2009 SD331 (381773)
a 2.37481
e 0.21532
i / sin(i) 3.2903 / 0.05740
q 1.86347
Q 2.88615
ω 297.0031
Node 72.3153
m 90.2939
n 0.2693
Epoch 2460800.5
nobs 322
nopp 15
Years observed 1996-2025
rms 0.93
Best values
[raw, vot]

Value Standard error
Parent Nysa (44)
 
ap 2.375
ep 0.178
sin(ip) 0.042
G 0.150
H 17.730
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 2.432
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
135 Hertha 0 Hertha Novakovic 2019EPSC...13.1671N HCM
44 Nysa 405 Nysa-Polana -0.1500 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3749 0.1776 0.0416 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
17.73 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 S 0.4054 0.4054 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT