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39743 (1997 AA10)
Classification: Main-belt Asteroid          SPK-ID: 2039743
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1157192460691751 4.6546e-08  
a 2.542065607412205 1.0149e-08 au
q 2.247899691864085 1.195e-07 au
i 1.416654015921338 5.9006e-06 deg
node 203.3477541084696 0.00015237 deg
peri 113.7735356016614 0.00015485 deg
M 86.80076727953264 2.4365e-05 deg
tp 2458643.556380924745
(2019-Jun-09.05638092)
0.00010067 TDB
period 1480.398237186914
4.05
8.8657e-06
2.427e-08
d
yr
n .2431778091576765 1.4563e-09 deg/d
Q 2.836231522960325 1.1324e-08 au
  Orbit Determination Parameters
   # obs. used (total)      976  
   data-arc span      8819 days (24.15 yr)  
   first obs. used      1995-09-29  
   last obs. used      2019-11-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55801  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 03:10:51  

Additional Information
 Earth MOID = 1.23492 au 
 Jupiter MOID = 2.41428 au 
 T_jup = 3.435 
[ 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 15.6   n/a MPO400387  
diameter diameter 2.243 km 0.363 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.202   0.058 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

39743 (1997 AA10)          Discovered 1997-Jan-03 by Spacewatch at Kitt Peak
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 AA10 = 1999 TR8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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