1999 NA26

1999NA26, 18827, 1989 RV5, 1989RV5, 1998 HE120, 1998HE120, J89R05V, J98HC0E, J99N26A

All data for this body: [vot]

MPC data
Name (number) 1999 NA26 (18827)
a 3.05524
e 0.11342
i / sin(i) 15.1989 / 0.26217
q 2.70872
Q 3.40176
ω 235.2559
Node 106.9905
m 264.4553
n 0.1846
Epoch 2460800.5
nobs 4144
nopp 24
Years observed 1989-2025
rms 0.67
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.056
ep 0.081
sin(ip) 0.243
G 0.150
H 12.280
Mass
D 20.03 0.108
pV 0.051 0.0047
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 3.680
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0557 0.0807 0.2430 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
13.27 3.710 3.710 Nugent 2016AJ....152...63N NEATM
13.83 5.030 5.030 Nugent 2016AJ....152...63N NEATM
15.37 0.330 0.330 Masiero 2012ApJ...759L...8M NEATM
20.19 1.500 1.500 Tedesco 2002AJ....123.1056T STM
20.61 0.115 0.115 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.036 0.0060 0.0060 Tedesco 2002AJ....123.1056T STM
0.066 0.0083 0.0083 Masiero 2011ApJ...741...68M NEATM
0.100 0.0700 0.0700 Nugent 2016AJ....152...63N NEATM
0.100 0.0700 0.0700 Nugent 2016AJ....152...63N NEATM
0.119 0.0190 0.0190 Masiero 2012ApJ...759L...8M 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
12.28 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 0.4881 0.4881 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
C 0.84 Bus VIS Carvano 2010A&A...510A..43C PHOT