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101555 (1999 AO5)
Classification: Main-belt Asteroid          SPK-ID: 2101555
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1371052711031074 3.3724e-08  
a 2.6056469444559 1.1793e-08 au
q 2.24839901373729 8.8876e-08 au
i 12.16849880683639 5.9981e-06 deg
node 334.2078184975111 1.5031e-05 deg
peri 123.0987857357778 3.2588e-05 deg
M 54.27333840561847 2.5561e-05 deg
tp 2458768.890794137202
(2019-Oct-12.39079414)
0.00010917 TDB
period 1536.284970853675
4.21
1.043e-05
2.856e-08
d
yr
n .2343315249643802 1.5909e-09 deg/d
Q 2.96289487517451 1.341e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1111  
   data-arc span      7777 days (21.29 yr)  
   first obs. used      1999-01-12  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48001  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 18:00:12  

Additional Information
 Earth MOID = 1.28985 au 
 Jupiter MOID = 2.20275 au 
 T_jup = 3.367 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.7   n/a MPO453468  
diameter diameter 3.109 km 0.473 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.290   0.077 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

101555 (1999 AO5)          Discovered 1999-Jan-12 by Kobayashi, T. at Oizumi
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1999 AO5 = 2001 QW49 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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