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27767 (1991 TP)
Classification: Main-belt Asteroid          SPK-ID: 2027767
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1016628049957913 6.6049e-08  
a 3.070960066011644 3.8804e-08 AU
q 2.75875765167084 2.0168e-07 AU
i 14.01373392509377 8.9262e-06 deg
node 166.4312004408481 3.2388e-05 deg
peri 133.9960833364602 6.0461e-05 deg
M 138.6313438338494 4.7871e-05 deg
tp 2456043.547525978565
(2012-Apr-26.04752598)
0.00026206 JED
period 1965.665794701617
5.38
3.7257e-05
1.02e-07
d
yr
n .1831440527532032 3.4713e-09 deg/d
Q 3.383162480352448 4.2749e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      693  
   data-arc span      8170 days (22.37 yr)  
   first obs. used      1991-09-12  
   last obs. used      2014-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56735  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Feb-19 18:43:02  

Additional Information
 Earth MOID = 1.76361 AU 
 T_jup = 3.177 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.1 mag n/a MPO250478  

27767 (1991 TP)          Discovered 1991-Oct-01 by McNaught, R. H. at Siding Spring (413)
Reference: 20010902/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1991 TP = 2001 WD103 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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