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27828 (1994 AY2)
Classification: Main-belt Asteroid          SPK-ID: 2027828
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1123599313909304 6.1721e-08  
a 2.709920815928321 2.2182e-08 AU
q 2.405434298975761 1.6372e-07 AU
i 6.083073965717928 6.5185e-06 deg
node 293.6471480048571 5.4619e-05 deg
peri 181.0074582761897 6.3396e-05 deg
M 249.232290888923 3.0507e-05 deg
tp 2457501.853442440419
(2016-Apr-23.35344244)
0.00013927 JED
period 1629.421071600926
4.46
2.0006e-05
5.477e-08
d
yr
n .220937366205959 2.7127e-09 deg/d
Q 3.014407332880882 2.4674e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      952  
   data-arc span      12631 days (34.58 yr)  
   first obs. used      1979-11-14  
   last obs. used      2014-06-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54979  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 12:57:49  

Additional Information
 Earth MOID = 1.42187 AU 
 T_jup = 3.346 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.6 mag n/a MPO266097  

27828 (1994 AY2)          Discovered 1994-Jan-12 by Ueda, S., Kaneda, H. at Kushiro (399)
Reference: 20010902/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1994 AY2 = 1979 VD1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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