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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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1007300462030393 6.1321e-08  
a 3.073993015467465 3.3116e-08 AU
q 2.764349556991607 1.8817e-07 AU
i 14.02017853088767 6.9552e-06 deg
node 166.377917052399 2.7207e-05 deg
peri 134.3770851845446 4.4716e-05 deg
M 174.8763057746418 3.6777e-05 deg
tp 2456044.228503465206
(2012-Apr-26.72850347)
0.00019646 JED
period 1968.578517413108
5.39
3.1811e-05
8.709e-08
d
yr
n .1828730715161277 2.9551e-09 deg/d
Q 3.383636473943323 3.6452e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      792  
   data-arc span      8564 days (23.45 yr)  
   first obs. used      1991-09-12  
   last obs. used      2015-02-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55307  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 15:27:04  

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 13.2 mag n/a MPO324565  

27767 (1991 TP)          Discovered 1991-Oct-01 by McNaught, R. H. at Siding Spring
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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