1999 NB8

1999NB8, 1988 VS9, 1988VS9, 1998 HZ39, 1998HZ39, 40338, J88V09S, J98H39Z, J99N08B

All data for this body: [vot]

MPC data
Name (number) 1999 NB8 (40338)
a 2.44250
e 0.20913
i / sin(i) 2.7121 / 0.04732
q 1.93170
Q 2.95330
ω 208.7579
Node 160.8671
m 231.0006
n 0.2582
Epoch 2460800.5
nobs 2698
nopp 23
Years observed 1971-2025
rms 0.74
Best values
[raw, vot]

Value Standard error
Parent Nysa (44)
 
ap 2.442
ep 0.176
sin(ip) 0.043
G 0.150
H 14.830
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class L
Spectral Class Score 4.152
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 0.2400 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4421 0.1763 0.0430 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
14.83 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
L 0.692 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT