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5846 Hessen (1989 AW6)
Classification: Main-belt Asteroid          SPK-ID: 2005846
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1374499421106631 2.3841e-08  
a 2.435097372159761 7.383e-09 au
q 2.100393379322574 5.714e-08 au
i 1.569939495642959 3.5295e-06 deg
node 58.16689865611181 0.00010808 deg
peri 60.19364273241084 0.00010906 deg
M 97.32928141637437 1.4764e-05 deg
tp 2458625.255840728589
(2019-May-21.75584073)
5.6429e-05 TDB
period 1387.947135454563
3.80
6.3122e-06
1.728e-08
d
yr
n .25937587304584 1.1796e-09 deg/d
Q 2.769801364996948 8.3978e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2158  
   data-arc span      15943 days (43.65 yr)  
   first obs. used      1976-10-22  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48223  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 16:24:23  

Additional Information
 Earth MOID = 1.11707 au 
 Jupiter MOID = 2.3053 au 
 T_jup = 3.492 
[ 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 14.7   n/a MPO467704  
diameter diameter 3.694 km 0.753 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.187   0.117 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

5846 Hessen (1989 AW6)          Discovered 1989-Jan-11 by Borngen, F. at Tautenburg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1989 AW6 = 1976 UR7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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