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65684 (1990 QY5)
Classification: Main-belt Asteroid          SPK-ID: 2065684
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1888119077346749 6.2658e-08  
a 2.6804776574573 1.7166e-08 au
q 2.174371557312615 1.7012e-07 au
i 12.54815697368746 6.9304e-06 deg
node 332.4435626105743 2.0393e-05 deg
peri 26.15689577517069 2.4011e-05 deg
M 174.0826831450219 1.5834e-05 deg
tp 2457825.378496340282
(2017-Mar-12.87849634)
6.6043e-05 TDB
period 1602.937961870896
4.39
1.5398e-05
4.216e-08
d
yr
n .2245876063598993 2.1574e-09 deg/d
Q 3.186583757601985 2.0407e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1022  
   data-arc span      10481 days (28.70 yr)  
   first obs. used      1990-08-16  
   last obs. used      2019-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51728  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 04:12:48  

Additional Information
 Earth MOID = 1.1754 au 
 Jupiter MOID = 2.27344 au 
 T_jup = 3.317 
[ 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 13.9   n/a MPO436239  
diameter diameter 5.927 km 0.206 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.166   0.030 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

65684 (1990 QY5)          Discovered 1990-Aug-29 by Holt, H. E. at Palomar
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1990 QY5 = 1999 RB110 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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