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19970 Johannpeter (1988 RJ3)
Classification: Main-belt Asteroid          SPK-ID: 2019970
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 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1583044713684919 2.8433e-08  
a 2.398214054203474 7.9717e-09 au
q 2.018566046124305 6.8523e-08 au
i 2.322029237120999 3.8374e-06 deg
node 356.8579011557637 7.8776e-05 deg
peri 292.9595101163718 7.9863e-05 deg
M 296.872042232971 1.4907e-05 deg
tp 2459438.375427360985
(2021-Aug-11.87542736)
5.6758e-05 TDB
period 1356.532935311917
3.71
6.7637e-06
1.852e-08
d
yr
n .2653824250254732 1.3232e-09 deg/d
Q 2.777862062282642 9.2337e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1878  
   data-arc span      17297 days (47.36 yr)  
   first obs. used      1973-08-27  
   last obs. used      2021-01-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50944  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:10:26  

Additional Information
 Earth MOID = 1.00176 au 
 Jupiter MOID = 2.3906 au 
 T_jup = 3.509 
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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 14.63   n/a E2021B10  
diameter diameter 7.267 km 0.056 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.051   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19970 Johannpeter           Discovered 1988 Sept. 8 by F. Borngen at Tautenburg.
Johann Peter Hebel (1760-1826), Heidelberg theologian and author of Alemannischen Gedichte (1803), collected his best-known stories in Schatzkästlein des rheinischen Hausfreundes ((1811). His linguistic skills, humor, simplicity and emotionality established his popularity.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010309/MPCPages.arcLast Updated: 2009-05-11

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Alternate Designations
 1988 RJ3 = 1973 QO = 1998 FL21 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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