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JPL Small-Body Database Browser
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56229 (1999 JY27)
Classification: Main-belt Asteroid          SPK-ID: 2056229
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2309053025330927 4.2423e-08  
a 2.762372329750097 1.5714e-08 au
q 2.124525911240107 1.1808e-07 au
i 1.32268424990744 5.064e-06 deg
node 120.9510960907752 0.00022425 deg
peri 116.3477200745975 0.00022465 deg
M 116.7220958067201 1.6126e-05 deg
tp 2458056.783733996675
(2017-Oct-30.28373400)
7.2745e-05 TDB
period 1676.95631584031
4.59
1.4309e-05
3.918e-08
d
yr
n .2146746439364502 1.8318e-09 deg/d
Q 3.400218748260088 1.9343e-08 au
  Orbit Determination Parameters
   # obs. used (total)      695  
   data-arc span      10270 days (28.12 yr)  
   first obs. used      1991-10-07  
   last obs. used      2019-11-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61247  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 05:41:57  

Additional Information
 Earth MOID = 1.11303 au 
 Jupiter MOID = 1.60936 au 
 T_jup = 3.301 
[ 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 15.4   n/a MPO449364  

56229 (1999 JY27)          Discovered 1999-May-10 by LINEAR at Socorro
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 JY27 = 2001 XK127 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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