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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1007300424195629 6.2262e-08  
a 3.073993009911183 3.6214e-08 AU
q 2.76434956362539 1.8924e-07 AU
i 14.02018472973304 7.9633e-06 deg
node 166.3779422929302 3.1161e-05 deg
peri 134.3770693524179 5.7152e-05 deg
M 174.8762990191318 4.4962e-05 deg
tp 2456044.228542998893
(2012-Apr-26.72854300)
0.00024612 JED
period 1968.578512075762
5.39
3.4787e-05
9.524e-08
d
yr
n .1828730720119459 3.2316e-09 deg/d
Q 3.383636456196977 3.9862e-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      .56824  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-10 01:52:19  

Additional Information
 Earth MOID = 1.7708 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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