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118394 (1999 NV7)
Classification: Main-belt Asteroid          SPK-ID: 2118394
[ 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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3354669334530516 4.4137e-08  
a 3.072275765097206 2.1253e-08 au
q 2.041628835457919 1.4168e-07 au
i 20.77220573844473 4.7927e-06 deg
node 131.6925693067388 1.7734e-05 deg
peri 179.9441033676626 2.0059e-05 deg
M 345.5089732097164 1.2623e-05 deg
tp 2459279.674508862559
(2021-Mar-06.17450886)		 6.9523e-05 TDB
period 1966.929162647915
5.39		 2.041e-05
5.588e-08		 d
yr
n .1830264184579792 1.8992e-09 deg/d
Q 4.102922694736494 2.8383e-08 au
   Orbit Determination Parameters
   # obs. used (total)      565  
   data-arc span      11709 days (32.06 yr)  
   first obs. used      1988-07-17  
   last obs. used      2020-08-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52274  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:57:04  

Additional Information
 Earth MOID = 1.02544 au 
 Jupiter MOID = 1.21593 au 
 T_jup = 3.047 
[ 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 14.74   n/a E2021B55  
diameter diameter 6.723 km 0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.063   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

118394 (1999 NV7)          Discovered 1999-Jul-13 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Alternate Designations
 1999 NV7 = 1988 OD 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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