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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1048558235657818 6.0858e-08  
a 2.628964293747597 2.0696e-08 au
q 2.353302077601659 1.6297e-07 au
i 14.34846276349954 8.1291e-06 deg
node 287.4673750106714 2.5872e-05 deg
peri 133.5362589095209 4.8686e-05 deg
M 98.30312697895222 3.9097e-05 deg
tp 2456975.351853254842
(2014-Nov-13.85185325)
0.00016881 JED
period 1556.952840991797
4.26
1.8385e-05
5.034e-08
d
yr
n .231220876138211 2.7303e-09 deg/d
Q 2.904626509893536 2.2866e-08 au
  Orbit Determination Parameters
   # obs. used (total)      927  
   data-arc span      9650 days (26.42 yr)  
   first obs. used      1988-11-07  
   last obs. used      2015-04-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49252  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 16:00:41  

Additional Information
 Earth MOID = 1.38908 au 
 Jupiter MOID = 2.37601 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. 2015-December); 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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