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85892 (1999 CH47)
Classification: Main-belt Asteroid          SPK-ID: 2085892
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2343027952357483 4.637e-08  
a 2.57541782474869 1.1504e-08 au
q 1.971990229510101 1.2168e-07 au
i 12.00473204005193 3.1141e-06 deg
node 137.4105912033798 2.5196e-05 deg
peri 98.90967820696828 2.7046e-05 deg
M 46.14869324620329 6.8761e-06 deg
tp 2459006.979543492636
(2020-Jun-06.47954349)
2.9269e-05 TDB
period 1509.628105198462
4.13
1.0115e-05
2.769e-08
d
yr
n .2384693281479898 1.5979e-09 deg/d
Q 3.178845419987278 1.42e-08 au
  Orbit Determination Parameters
   # obs. used (total)      908  
   data-arc span      12171 days (33.32 yr)  
   first obs. used      1987-04-24  
   last obs. used      2020-08-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47643  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 14:15:36  

Additional Information
 Earth MOID = 1.00149 au 
 Jupiter MOID = 1.97769 au 
 T_jup = 3.358 
[ 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 15.59   n/a E2021B10  
diameter diameter 6.561 km 0.433 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.034   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85892 (1999 CH47)          Discovered 1999-Feb-10 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1999 CH47 = 1987 HG1 = 2000 QZ193 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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