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5725 Nordlingen (1988 BK2)
Classification: Main-belt Asteroid          SPK-ID: 2005725
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05543310175154959 3.5806e-08  
a 2.681486728089926 1.3718e-08 au
q 2.532843601446287 9.8285e-08 au
i 22.54166569254076 5.4334e-06 deg
node 55.25948524227447 1.103e-05 deg
peri 76.93168453955028 5.8965e-05 deg
M 115.7222969886542 5.5707e-05 deg
tp 2458484.943283336416
(2019-Jan-01.44328334)
0.00024837 TDB
period 1603.843190367084
4.39
1.2308e-05
3.37e-08
d
yr
n .224460846398334 1.7225e-09 deg/d
Q 2.830129854733565 1.4479e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1916  
   data-arc span      24704 days (67.64 yr)  
   first obs. used      1953-02-15  
   last obs. used      2020-10-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .39898  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 03:41:16  

Additional Information
 Earth MOID = 1.621 au 
 Jupiter MOID = 2.31828 au 
 T_jup = 3.264 
[ 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 12.8   n/a MPO473845  
diameter diameter 7.619 km 0.076 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
geometric albedo albedo 0.311   0.054 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

5725 Nordlingen (1988 BK2)          Discovered 1988-Jan-23 by Shoemaker, C. S. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1988 BK2 = 1991 VM3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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