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180979 (2005 NW7)
Classification: Main-belt Asteroid          SPK-ID: 2180979
[ 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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1591048803505185 8.3866e-08  
a 3.014172356221675 3.0752e-08 au
q 2.534602824129185 2.6241e-07 au
i 3.436518868120824 6.9028e-06 deg
node 245.1395479407119 0.00012285 deg
peri 156.4106787132386 0.00012552 deg
M 271.3846134331532 2.6195e-05 deg
tp 2459670.997354879656
(2022-Apr-01.49735488)		 0.00014371 TDB
period 1911.395462106409
5.23		 2.9251e-05
8.008e-08		 d
yr
n .1883440696271562 2.8823e-09 deg/d
Q 3.493741888314165 3.5645e-08 au
   Orbit Determination Parameters
   # obs. used (total)      217  
   data-arc span      8575 days (23.48 yr)  
   first obs. used      1995-10-17  
   last obs. used      2019-04-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52959  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:28:44  

Additional Information
 Earth MOID = 1.54261 au 
 Jupiter MOID = 1.91517 au 
 T_jup = 3.226 
[ 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 16.1   n/a MPO436894  

180979 (2005 NW7)          Discovered 2005-Jul-01 by Spacewatch at Kitt Peak
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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