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30847 Lampert (1991 RC5)
Classification: Main-belt Asteroid          SPK-ID: 2030847
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 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09674933913806519 3.836e-08  
a 3.003567437894746 1.6087e-08 au
q 2.712974273221818 1.1144e-07 au
i 10.88667764956656 4.7514e-06 deg
node .4156806965216427 1.7927e-05 deg
peri 69.71518380323747 2.9319e-05 deg
M 169.3533857490758 2.2913e-05 deg
tp 2458306.070960949519
(2018-Jul-06.57096095)
0.00011985 TDB
period 1901.316897999663
5.21
1.5275e-05
4.182e-08
d
yr
n .1893424501611218 1.5212e-09 deg/d
Q 3.294160602567674 1.7643e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2210  
   data-arc span      10539 days (28.85 yr)  
   first obs. used      1991-09-10  
   last obs. used      2020-07-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44025  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 06:41:07  

Additional Information
 Earth MOID = 1.74927 au 
 Jupiter MOID = 2.00841 au 
 T_jup = 3.218 
[ 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 12.85   n/a E2021B10  
diameter diameter 10.105 km 0.118 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.158   0.043 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

30847 Lampert           Discovered 1991 Sept. 13 by L. D. Schmadel and F. Börngen at Tautenburg.
Klaus Lampert (b. 1943) is a very experienced amateur radio operator whose call sign DK6IP is well known by a lot of friends all over the world. He made confirmed shortwave contacts with operators in all countries of the world. The name was suggested by DK8UH, the first discoverer.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20090607/MPCPages.arcLast Updated: 2009-06-08

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Alternate Designations
 1991 RC5 = 1996 TQ53 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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