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JPL Small-Body Database Browser
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56943 (2000 RF76)
Classification: Main-belt Asteroid          SPK-ID: 2056943
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1807027135960099 3.5871e-08  
a 3.150629178806211 1.9587e-08 au
q 2.58130193666116 1.1625e-07 au
i 2.106462735351291 4.5503e-06 deg
node 136.7817827856315 0.00012753 deg
peri 287.4509334480379 0.00012832 deg
M 43.18570923566582 1.456e-05 deg
tp 2458355.462857847634
(2018-Aug-24.96285785)
8.1609e-05 TDB
period 2042.65190351439
5.59
1.9048e-05
5.215e-08
d
yr
n .1762414826435276 1.6435e-09 deg/d
Q 3.719956420951262 2.3127e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1046  
   data-arc span      8102 days (22.18 yr)  
   first obs. used      1997-01-02  
   last obs. used      2019-03-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5731  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 03:27:49  

Additional Information
 Earth MOID = 1.59543 au 
 Jupiter MOID = 1.60723 au 
 T_jup = 3.181 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.1   n/a MPO299339  
diameter diameter 8.822 km 0.507 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 6.81 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Chang, C.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]
geometric albedo albedo 0.039   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

56943 (2000 RF76)          Discovered 2000-Sep-04 by LINEAR at Socorro
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 RF76 = 2001 QR93 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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