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JPL Small-Body Database Browser
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6371 Heinlein (1985 GS)
Classification: Main-belt Asteroid          SPK-ID: 2006371
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 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .136734417474004 4.4748e-08  
a 3.065410612303037 1.6883e-08 au
q 2.646263477911151 1.3662e-07 au
i 15.62635669365059 4.5313e-06 deg
node 125.1584189396878 1.6108e-05 deg
peri 31.82620846247134 2.1024e-05 deg
M 223.9431330280201 1.4218e-05 deg
tp 2459741.382568916007
(2022-Jun-10.88256892)
7.9939e-05 TDB
period 1960.340045642029
5.37
1.6196e-05
4.434e-08
d
yr
n .1836416089138743 1.5172e-09 deg/d
Q 3.484557746694922 1.9192e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2060  
   data-arc span      23925 days (65.50 yr)  
   first obs. used      1954-07-03  
   last obs. used      2020-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45109  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-28 20:25:05  

Additional Information
 Earth MOID = 1.6702 au 
 Jupiter MOID = 1.58873 au 
 T_jup = 3.162 
[ 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 11.9   n/a MPO416782  
diameter diameter 20.586 km 0.541 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 4.96328 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Behrend, R. (2017) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.079   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

6371 Heinlein (1985 GS)          Discovered 1985-Apr-15 by Bowell, E. at Anderson Mesa
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1985 GS = 1990 DH9 = 1992 OU9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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