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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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1053007439380623 5.4873e-08  
a 2.627874648487988 1.848e-08 au
q 2.351157493026229 1.434e-07 au
i 14.34706777102442 6.5861e-06 deg
node 287.4247715557949 2.5564e-05 deg
peri 133.4387185426451 4.3498e-05 deg
M 144.6762865850038 3.5513e-05 deg
tp 2456975.182983523023
(2014-Nov-13.68298352)
0.00015166 JED
period 1555.984959563134
4.26
1.6413e-05
4.494e-08
d
yr
n .2313647042585009 2.4405e-09 deg/d
Q 2.904591803949747 2.0425e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1048  
   data-arc span      10022 days (27.44 yr)  
   first obs. used      1988-11-07  
   last obs. used      2016-04-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .48133  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 13:01:27  

Additional Information
 Earth MOID = 1.38611 au 
 Jupiter MOID = 2.37567 au 
 T_jup = 3.349 
[ 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 12.4 mag n/a MPO337324  
rotation period rot_per 13.014 h n/a LCDB (Rev. 2016-February); Warner et al., 2009 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
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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