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5443 Encrenaz (1991 NX1)
Classification: Main-belt Asteroid          SPK-ID: 2005443
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 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1083285931475833 2.4203e-08  
a 2.472275251622959 8.6536e-09 au
q 2.204457151741057 6.2842e-08 au
i 10.73312866136087 7.2069e-07 deg
node 320.2601509740351 4.0269e-06 deg
peri 232.1914512605574 1.262e-05 deg
M 291.4565645693734 1.5014e-05 deg
tp 2459470.837956085704
(2021-Sep-13.33795609)
5.9679e-05 TDB
period 1419.853901098282
3.89
7.4548e-06
2.041e-08
d
yr
n .2535472133587361 1.3312e-09 deg/d
Q 2.740093351504862 9.591e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2345  
   data-arc span      14782 days (40.47 yr)  
   first obs. used      1980-09-13  
   last obs. used      2021-03-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41225  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Mar-16 17:44:22  

Additional Information
 Earth MOID = 1.22343 au 
 Jupiter MOID = 2.28754 au 
 T_jup = 3.451 
[ 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 13.35   n/a E2021B10  
diameter diameter 10.964 km 0.045 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.071   0.003 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

5443 Encrenaz (1991 NX1)          Discovered 1991-Jul-14 by Holt, H. E. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1991 NX1 = 1980 RZ5 = 1986 AJ2 = 1990 DL6 = 1990 DQ5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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