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70149 (1999 NL30)
Classification: Main-belt Asteroid          SPK-ID: 2070149
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2332784674425635 4.0507e-08  
a 3.054632831031895 1.9065e-08 au
q 2.342052765609035 1.3108e-07 au
i 1.435514783507133 4.0041e-06 deg
node 9.27743792370973 0.00018047 deg
peri 313.308726398468 0.00018068 deg
M 311.192821930763 9.8366e-06 deg
tp 2459264.873637984053
(2021-Feb-19.37363798)
5.4606e-05 TDB
period 1950.01049925989
5.34
1.8256e-05
4.998e-08
d
yr
n .1846143906079659 1.7283e-09 deg/d
Q 3.767212896454755 2.3512e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1126  
   data-arc span      18041 days (49.39 yr)  
   first obs. used      1971-03-26  
   last obs. used      2020-08-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51737  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:01:56  

Additional Information
 Earth MOID = 1.32996 au 
 Jupiter MOID = 1.57364 au 
 T_jup = 3.193 
[ 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 14.4   n/a MPO436272  
diameter diameter 6.071 km 0.057 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.059   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70149 (1999 NL30)          Discovered 1999-Jul-14 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 NL30 = 2000 WL89 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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