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8180 (1992 PY2)
Classification: Main-belt Asteroid          SPK-ID: 2008180
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1041990793775057 6.1162e-08  
a 2.627311407781987 3.0935e-08 AU
q 2.353547977853085 1.6652e-07 AU
i 14.35816524940859 9.3063e-06 deg
node 287.4954811016814 3.1204e-05 deg
peri 133.2974268803271 6.754e-05 deg
M 6.024489951139977 6.4744e-05 deg
tp 2456974.469438414652
(2014-Nov-12.96943841)
0.00027946 JED
period 1555.484737583806
4.26
2.7472e-05
7.521e-08
d
yr
n .2314391078881312 4.0876e-09 deg/d
Q 2.901074837710889 3.4158e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      761  
   data-arc span      9430 days (25.82 yr)  
   first obs. used      1988-11-07  
   last obs. used      2014-09-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52068  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Sep-12 13:53:14  

Additional Information
 Earth MOID = 1.38984 AU 
 T_jup = 3.350 
[ 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 12.3 mag n/a MPO266001  
rotation period rot_per 13.014 h n/a Asteroid Lightcurve DataBase (Rev. 2014-Mar-01) Published Reference List:
[Warner, B.D. (2006) Minor Planet Bul. 33, 35-39.]

8180 (1992 PY2)          Discovered 1992-Aug-06 by Holt, H. E. at Palomar (675)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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