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78188 (2002 NE39)
Classification: Main-belt Asteroid          SPK-ID: 2078188
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04495080333107926 4.8655e-08  
a 3.114401989707218 2.4753e-08 au
q 2.974407118373967 1.4684e-07 au
i 21.12285284148682 3.9101e-06 deg
node 285.778964996879 1.1304e-05 deg
peri 74.90679376120731 4.4834e-05 deg
M 97.72984840276797 4.2471e-05 deg
tp 2458655.514241550377
(2019-Jun-21.01424155)
0.00023762 TDB
period 2007.522535318979
5.50
2.3933e-05
6.552e-08
d
yr
n .1793255087633668 2.1379e-09 deg/d
Q 3.254396861040469 2.5865e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1331  
   data-arc span      8131 days (22.26 yr)  
   first obs. used      1998-12-14  
   last obs. used      2021-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46593  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 07:29:54  

Additional Information
 Earth MOID = 2.02135 au 
 Jupiter MOID = 2.05572 au 
 T_jup = 3.113 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.84   n/a E2021B10  
diameter diameter 10.473 km 0.372 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.064   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78188 (2002 NE39)          Discovered 2002-Jul-13 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2002 NE39 = 1998 XQ50 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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