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70660 (1999 TV270)
Classification: Main-belt Asteroid          SPK-ID: 2070660
[ 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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0693125359662564 4.7945e-08  
a 2.721457151871675 2.0363e-08 au
q 2.532826055151943 1.2364e-07 au
i 8.53849801016268 4.9259e-06 deg
node 274.9938674325369 4.4303e-05 deg
peri 141.1045236400193 7.1089e-05 deg
M 186.0967496289299 5.3022e-05 deg
tp 2459792.647173363504
(2022-Aug-01.14717336)		 0.00024012 TDB
period 1639.836988684034
4.49		 1.8405e-05
5.039e-08		 d
yr
n .219534016176144 2.4639e-09 deg/d
Q 2.910088248591406 2.1774e-08 au
   Orbit Determination Parameters
   # obs. used (total)      534  
   data-arc span      7141 days (19.55 yr)  
   first obs. used      1999-10-03  
   last obs. used      2019-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54903  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 16:13:48  

Additional Information
 Earth MOID = 1.55185 au 
 Jupiter MOID = 2.3406 au 
 T_jup = 3.339 
[ 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 15.2   n/a MPO337795  
diameter diameter 3.000 km 0.732 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.179   0.094 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70660 (1999 TV270)          Discovered 1999-Oct-03 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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