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70618 (1999 TP209)
Classification: Main-belt Asteroid          SPK-ID: 2070618
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08570493582228686 4.2599e-08  
a 2.693941013937 1.7889e-08 au
q 2.463056972228503 1.169e-07 au
i 13.3061735475577 5.6762e-06 deg
node 307.9865680169676 2.0652e-05 deg
peri 323.0717079952969 4.4053e-05 deg
M 12.1155790900714 3.5993e-05 deg
tp 2458946.147161867779
(2020-Apr-06.64716187)
0.00016168 TDB
period 1615.029837379757
4.42
1.6087e-05
4.404e-08
d
yr
n .2229060984929344 2.2203e-09 deg/d
Q 2.924825055645497 1.9422e-08 au
  Orbit Determination Parameters
   # obs. used (total)      833  
   data-arc span      10445 days (28.60 yr)  
   first obs. used      1992-01-01  
   last obs. used      2020-08-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55007  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 06:28:38  

Additional Information
 Earth MOID = 1.45892 au 
 Jupiter MOID = 2.28553 au 
 T_jup = 3.327 
[ 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 MPO468646  
diameter diameter 3.557 km 0.780 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.243   0.088 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70618 (1999 TP209)          Discovered 1999-Oct-14 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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