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160946 (2002 AA49)
Classification: Main-belt Asteroid          SPK-ID: 2160946
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1860693518321683 4.5366e-08  
a 2.238153132197344 1.233e-08 au
q 1.821701429588247 1.0661e-07 au
i 3.250395255775994 4.6142e-06 deg
node 295.2065291470474 7.5573e-05 deg
peri 66.3246274940248 7.6497e-05 deg
M 331.7094657654596 1.2385e-05 deg
tp 2459296.610706694943
(2021-Mar-23.11070669)
4.2445e-05 TDB
period 1223.018770990049
3.35
1.0107e-05
2.767e-08
d
yr
n .2943536178995647 2.4324e-09 deg/d
Q 2.654604834806441 1.4624e-08 au
  Orbit Determination Parameters
   # obs. used (total)      541  
   data-arc span      6817 days (18.66 yr)  
   first obs. used      2001-12-17  
   last obs. used      2020-08-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54392  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 12:22:46  

Additional Information
 Earth MOID = .819981 au 
 Jupiter MOID = 2.8099 au 
 T_jup = 3.612 
[ 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 16.82   n/a E2021B55  

160946 (2002 AA49)          Discovered 2002-Jan-09 by LINEAR at Socorro
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

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