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JPL Small-Body Database Browser
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66435 (1999 NT50)
Classification: Main-belt Asteroid          SPK-ID: 2066435
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .199381800401778 3.6042e-08  
a 2.435666580123104 1.001e-08 au
q 1.950038992199718 8.9526e-08 au
i 2.49024431991541 4.1508e-06 deg
node 176.9845559024168 0.00010328 deg
peri 161.3173652251708 0.00010391 deg
M 147.0855770464963 1.3872e-05 deg
tp 2458433.226141522346
(2018-Nov-10.72614152)
5.1541e-05 TDB
period 1388.433816236099
3.80
8.5595e-06
2.343e-08
d
yr
n .2592849553145594 1.5984e-09 deg/d
Q 2.92129416804649 1.2006e-08 au
  Orbit Determination Parameters
   # obs. used (total)      822  
   data-arc span      7509 days (20.56 yr)  
   first obs. used      1999-06-15  
   last obs. used      2020-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55882  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 10:50:12  

Additional Information
 Earth MOID = .941234 au 
 Jupiter MOID = 2.47081 au 
 T_jup = 3.476 
[ 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 15.5   n/a MPO299403  
diameter diameter 2.097 km 0.393 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.231   0.093 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

66435 (1999 NT50)          Discovered 1999-Jul-14 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 NT50 = 2000 YH89 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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