6640 P-L

6640P-L, 13456, 1999 XR128, 1999XR128, J99XC8R, PLS6640

All data for this body: [vot]

MPC data
Name (number) 6640 P-L (13456)
a 3.11830
e 0.14728
i / sin(i) 4.6643 / 0.08132
q 2.65903
Q 3.57758
ω 61.3461
Node 3.9188
m 229.0571
n 0.1790
Epoch 2460800.5
nobs 1913
nopp 22
Years observed 1960-2025
rms 0.75
Best values
[raw, vot]

Value Standard error
Parent Hygiea (10)
 
ap 3.112
ep 0.137
sin(ip) 0.088
G 0.150
H 14.050
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class B
Spectral Class Score 1.294
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
10 Hygiea 0 Hygiea Novakovic 2019EPSC...13.1671N HCM
10 Hygiea 601 Hygiea Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1118 0.1369 0.0882 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
14.05 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
B B 0.2156 0.2156 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT