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20192 (1997 BE4)
Classification: Main-belt Asteroid          SPK-ID: 2020192
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2080225831668363 5.3632e-08  
a 2.615361120387092 1.6409e-08 au
q 2.071306944210058 1.4675e-07 au
i 3.004530481905702 5.2743e-06 deg
node 310.1140770144665 8.602e-05 deg
peri 42.48601979925174 8.657e-05 deg
M 297.3844136179154 1.2273e-05 deg
tp 2459269.205077516684
(2021-Feb-23.70507752)		 5.4209e-05 TDB
period 1544.884165353491
4.23		 1.4539e-05
3.981e-08		 d
yr
n .2330271796899588 2.193e-09 deg/d
Q 3.159415296564126 1.9822e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1054  
   data-arc span      8663 days (23.72 yr)  
   first obs. used      1996-12-19  
   last obs. used      2020-09-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54168  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:04:15  

Additional Information
 Earth MOID = 1.06705 au 
 Jupiter MOID = 2.28524 au 
 T_jup = 3.375 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.6   n/a MPO435887  
diameter diameter 6.559 km 0.104 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.045   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

20192 (1997 BE4)          Discovered 1997-Jan-31 by Spacewatch at Kitt Peak
Reference: 20010109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1997 BE4 = 1999 LH35 = 2000 SX172 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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