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JPL Small-Body Database Browser
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109764 (2001 RE77)
Classification: Main-belt Asteroid          SPK-ID: 2109764
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1298843950968099 3.942e-08  
a 2.575728170295512 1.2049e-08 au
q 2.241181274962867 1.0347e-07 au
i 5.596452858742557 4.4512e-06 deg
node 92.11033802659038 4.7433e-05 deg
peri 291.7799639703758 5.1873e-05 deg
M 102.9264322441771 2.1489e-05 deg
tp 2458168.809107010560
(2018-Feb-19.30910701)
8.8894e-05 TDB
period 1509.900985468097
4.13
1.0595e-05
2.901e-08
d
yr
n .2384262302394573 1.673e-09 deg/d
Q 2.910275065628158 1.3614e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1122  
   data-arc span      7789 days (21.33 yr)  
   first obs. used      1997-12-04  
   last obs. used      2019-04-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52139  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 10:02:03  

Additional Information
 Earth MOID = 1.25161 au 
 Jupiter MOID = 2.54255 au 
 T_jup = 3.409 
[ 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 15.0   n/a MPO385476  

109764 (2001 RE77)          Discovered 2001-Sep-10 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2001 RE77 = 1997 YB21 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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