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10686 Kaluna (1980 VX2)
Classification: Main-belt Asteroid          SPK-ID: 2010686
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06435703146083412 2.419e-08  
a 2.541283636734793 1.1325e-08 au
q 2.377734165774549 6.3583e-08 au
i 24.84663896721394 1.0941e-06 deg
node 225.1929401714204 1.4133e-06 deg
peri 286.5805307042237 1.6644e-05 deg
M 217.453496103105 1.764e-05 deg
tp 2459786.411748524830
(2022-Jul-25.91174852)
7.4148e-05 TDB
period 1479.715206635337
4.05
9.8909e-06
2.708e-08
d
yr
n .2432900590503419 1.6262e-09 deg/d
Q 2.704833107695038 1.2053e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2219  
   data-arc span      24368 days (66.72 yr)  
   first obs. used      1954-05-23  
   last obs. used      2021-02-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .41494  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 22:16:16  

Additional Information
 Earth MOID = 1.44993 au 
 Jupiter MOID = 2.38968 au 
 T_jup = 3.313 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.38   n/a E2021B10  
diameter diameter 7.485 km 0.103 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.126   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

10686 Kaluna           Discovered 1980 Nov. 1 by S. J. Bus at Palomar.
Heather Kaluna (b. 1984) is a researcher at the University of Hawaii studying the evolution of water in carbonaceous asteroids as well as space weathering processes.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2017-03-12Last Updated: 2017-04-19

Alternate Designations
 1980 VX2 = 1995 MW 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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