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3354 McNair (1984 CW)
Classification: Main-belt Asteroid          SPK-ID: 2003354
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09640229242224412 6.5078e-08  
a 2.325415431734668 1.5247e-08 au
q 2.101240053281383 1.4945e-07 au
i 6.412327925505913 6.831e-06 deg
node 321.1547985710802 5.5913e-05 deg
peri 326.1508735650179 7.5604e-05 deg
M 241.7665372107786 5.8924e-05 deg
tp 2457825.889886637104
(2017-Mar-13.38988664)
0.00021432 JED
period 1295.237029996877
3.55
1.2739e-05
3.488e-08
d
yr
n .2779414050576272 2.7335e-09 deg/d
Q 2.549590810187952 1.6717e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1189  
   data-arc span      16155 days (44.23 yr)  
   first obs. used      1971-09-27  
   last obs. used      2015-12-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .48911  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 12:47:42  

Additional Information
 Earth MOID = 1.08672 au 
 Jupiter MOID = 2.59122 au 
 T_jup = 3.560 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.1 mag n/a MPO332849  

3354 McNair (1984 CW)          Discovered 1984-Feb-08 by Bowell, E. at Flagstaff (AM)
Discovered at the Anderson Mesa station, which is operated by the Lowell Observatory.
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1984 CW = 1971 SV2 = 1978 SJ2 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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