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(2010 WA)
Classification: Apollo [NEO]          SPK-ID: 3552161
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5045375879195333 0.00027035  
a 1.697581477702233 0.00090122 AU
q .8410878136454712 1.3407e-05 AU
i 8.225840626913554 0.00097307 deg
node 234.5634049983506 5.9666e-05 deg
peri 236.188568865226 0.0084816 deg
M 282.874635097418 0.50727 deg
tp 2457173.576896821081
(2015-May-31.07689682)
1.2762 JED
period 807.8753719258325
2.21
0.64333
0.001761
d
yr
n .4456132870368649 0.00035485 deg/d
Q 2.554075141758994 0.0013559 AU
  Orbit Determination Parameters
   # obs. used (total)      30  
   data-arc span      1 day  
   first obs. used      2010-11-16  
   last obs. used      2010-11-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      6  
   fit RMS      .29436  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-13 13:59:17  

Additional Information
 Earth MOID = .000270281 AU 
 T_jup = 4.041 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 30.0 mag n/a MPO186482  
rotation period rot_per 0.0085799 h n/a Asteroid Lightcurve DataBase (Rev. 2014-Mar-01) Published Reference List:
[Ryan, W. (2011) http://infohost.nmt.edu/~bryan/research/work/ mro_images/]

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (AU) Minimum Distance (AU) Maximum Distance (AU) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2010-Nov-16 20:36 < 00:01 Moon 0.00177292141662874 0.00177277937310053 0.00177306370003956 12.8557499080802 12.8543119171076 2455517.358220955 0.142803498231741 12.6541010560091 0.350569884550512 38.7525698741586 461065.957319351 T 7 CATAB v2.0c-linF95 2014-Jun-13 13:59:20 2014-Jun-13 13:59
2010-Nov-17 03:45 < 00:01 Earth 0.000259724135567615 0.000259408533619474 0.000260039706824402 13.0662835053591 12.2560189310975 2455517.656023270 0.0277114239256811 15.3477035178961 0.324270847104301 0.126847685554401 1578.66180745607 T 7 CATAB v2.0c-linF95 2014-Jun-13 13:59:20 2014-Jun-13 13:59
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]
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