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181015 (2005 NU77)
Classification: Main-belt Asteroid          SPK-ID: 2181015
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09909641653077605 5.1271e-08  
a 2.760955315117432 2.0831e-08 au
q 2.487354537187695 1.4506e-07 au
i 6.222304434992585 5.7322e-06 deg
node 276.7702076528024 5.0984e-05 deg
peri 75.13625174234592 5.93e-05 deg
M 92.02735289798763 2.8814e-05 deg
tp 2458772.146891492149
(2019-Oct-15.64689149)
0.00013375 TDB
period 1675.666138455215
4.59
1.8964e-05
5.192e-08
d
yr
n .2148399324532997 2.4314e-09 deg/d
Q 3.034556093047169 2.2895e-08 au
  Orbit Determination Parameters
   # obs. used (total)      243  
   data-arc span      6996 days (19.15 yr)  
   first obs. used      2001-10-12  
   last obs. used      2020-12-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55023  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:28:52  

Additional Information
 Earth MOID = 1.48865 au 
 Jupiter MOID = 2.35685 au 
 T_jup = 3.326 
[ 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 16.46   n/a MPCxxxxx  

181015 (2005 NU77)          Discovered 2005-Jul-11 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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