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2428 Kamenyar (1977 RZ6)
Classification: Main-belt Asteroid          SPK-ID: 2002428
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0964851048961895 4.658e-08  
a 3.16328086681887 2.0646e-08 au
q 2.858071380567742 1.4692e-07 au
i 9.314678500001509 4.9404e-06 deg
node 8.28501915471896 2.6126e-05 deg
peri 351.2606272897307 3.3882e-05 deg
M 215.1819644505587 2.2643e-05 deg
tp 2459827.156737774271
(2022-Sep-04.65673777)
0.00013183 TDB
period 2054.967977363133
5.63
2.0119e-05
5.508e-08
d
yr
n .17518521162648 1.7151e-09 deg/d
Q 3.468490353069998 2.2638e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2191  
   data-arc span      19411 days (53.14 yr)  
   first obs. used      1966-11-12  
   last obs. used      2020-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41846  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-28 18:34:45  

Additional Information
 Earth MOID = 1.85535 au 
 Jupiter MOID = 1.98183 au 
 T_jup = 3.177 
[ 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 11.5   n/a MPO384772  
diameter diameter 23.652 km 0.331 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.116   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
SMASSII spectral type spec_B Ch   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

2428 Kamenyar (1977 RZ6)          Discovered 1977-Sep-11 by Chernykh, N. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1977 RZ6 = 1937 RM = 1966 VM = 1971 SN = 1974 DM1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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