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JPL Small-Body Database Browser
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27159 (1999 AA2)
Classification: Main-belt Asteroid          SPK-ID: 2027159
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07350608748209619 3.8901e-08  
a 2.543024457588068 1.1612e-08 au
q 2.35609667933949 9.6364e-08 au
i 4.176023868277182 4.4643e-06 deg
node 258.7689328601678 5.7736e-05 deg
peri 114.1485273732783 6.5766e-05 deg
M 183.6671249967774 3.2123e-05 deg
tp 2459726.029407459069
(2022-May-26.52940746)
0.00013316 TDB
period 1481.235910663235
4.06
1.0146e-05
2.778e-08
d
yr
n .2430402864313538 1.6647e-09 deg/d
Q 2.729952235836647 1.2466e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1183  
   data-arc span      10612 days (29.05 yr)  
   first obs. used      1991-01-16  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57093  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 00:58:07  

Additional Information
 Earth MOID = 1.36022 au 
 Jupiter MOID = 2.61449 au 
 T_jup = 3.437 
[ 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 14.6   n/a MPO378809  

27159 (1999 AA2)          Discovered 1999-Jan-06 by Korlevic, K. at Visnjan
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 AA2 = 1993 QV10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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