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66524 (1999 RQ102)
Classification: Main-belt Asteroid          SPK-ID: 2066524
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08205941617968392 4.7422e-08  
a 2.663469402164834 1.8273e-08 au
q 2.444906658010736 1.2767e-07 au
i 12.57616191785431 6.0248e-06 deg
node 307.3496758162983 2.1406e-05 deg
peri 64.9311383598709 4.072e-05 deg
M 297.7892352882012 3.5414e-05 deg
tp 2459474.867732411871
(2021-Sep-17.36773241)
0.00015742 TDB
period 1587.705666790181
4.35
1.6339e-05
4.473e-08
d
yr
n .2267422782005948 2.3334e-09 deg/d
Q 2.882032146318932 1.9773e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1009  
   data-arc span      12310 days (33.70 yr)  
   first obs. used      1986-11-27  
   last obs. used      2020-08-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50915  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:22:56  

Additional Information
 Earth MOID = 1.46917 au 
 Jupiter MOID = 2.53153 au 
 T_jup = 3.345 
[ 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 14.18   n/a E2021B10  
diameter diameter 3.519 km 0.763 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 11.050 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.393   0.231 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

66524 (1999 RQ102)          Discovered 1999-Sep-08 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RQ102 = 1986 WN5 = 2001 AC33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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