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102077 (1999 RL146)
Classification: Main-belt Asteroid          SPK-ID: 2102077
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1806264409235792 4.3226e-08  
a 2.338832651162755 1.0094e-08 au
q 1.916377633467367 1.0328e-07 au
i 3.317825585867335 5.0707e-06 deg
node 227.6879073282728 7.0847e-05 deg
peri 127.2945567390545 7.2042e-05 deg
M 332.6666657487074 1.3186e-05 deg
tp 2459299.694424152888
(2021-Mar-26.19442415)
4.8084e-05 TDB
period 1306.463103503403
3.58
8.4575e-06
2.316e-08
d
yr
n .2755531319902003 1.7838e-09 deg/d
Q 2.761287668858142 1.1917e-08 au
  Orbit Determination Parameters
   # obs. used (total)      493  
   data-arc span      9657 days (26.44 yr)  
   first obs. used      1994-03-09  
   last obs. used      2020-08-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50876  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:56:48  

Additional Information
 Earth MOID = .912346 au 
 Jupiter MOID = 2.69131 au 
 T_jup = 3.541 
[ 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 16.69   n/a E2021B55  
diameter diameter 1.328 km 0.215 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.229   0.122 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

102077 (1999 RL146)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1999 RL146 = 2003 WS135 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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