1999 NC39

1999NC39, 1998 HU109, 1998HU109, 36012, J98HA9U, J99N39C

All data for this body: [vot]

MPC data
Name (number) 1999 NC39 (36012)
a 3.12367
e 0.17742
i / sin(i) 10.0415 / 0.17436
q 2.56948
Q 3.67787
ω 187.5332
Node 119.1753
m 233.8543
n 0.1785
Epoch 2460800.5
nobs 1917
nopp 24
Years observed 1991-2025
rms 0.76
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.132
ep 0.165
sin(ip) 0.149
G 0.150
H 14.100
Mass
D 9.89 0.074
pV 0.049 0.0040
Value
Rotational Period
Period quality None
Spectral Class B
Spectral Class Score 5.532
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1324 0.1650 0.1492 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
9.89 0.074 0.074 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.049 0.0040 0.0040 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
14.10 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 0.922 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
C DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
C 0.69 Bus VIS Carvano 2010A&A...510A..43C PHOT
C C 0.0661 0.0790 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.0794 0.0790 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT