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1150 Achaia (1929 RB)
Classification: Main-belt Asteroid          SPK-ID: 2001150
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2046161790050066 4.3614e-08  
a 2.190695970478907 5.9398e-09 au
q 1.742444131637849 9.5675e-08 au
i 2.392846091813847 4.3883e-06 deg
node 206.5439842105962 0.00010808 deg
peri 139.586539716317 0.00010845 deg
M 287.2064660956671 1.1731e-05 deg
tp 2457839.975943941995
(2017-Mar-27.47594394)
3.8952e-05 JED
period 1184.326892721258
3.24
4.8167e-06
1.319e-08
d
yr
n .3039701303858928 1.2363e-09 deg/d
Q 2.638947809319966 7.1552e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1881  
   data-arc span      31636 days (86.61 yr)  
   first obs. used      1929-09-02  
   last obs. used      2016-04-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .48609  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 12:32:20  

Additional Information
 Earth MOID = .735395 au 
 Jupiter MOID = 2.76935 au 
 T_jup = 3.644 
[ 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 12.6 mag n/a MPO250205  
rotation period rot_per 60.99 h n/a LCDB (Rev. 2016-February); Warner et al., 2009 Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2007) http://www.asu.cas.cz/~ppravec/neo.htm]
[Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.]
[Hanus, J.; Durech, J.; Oszkiewicz, D.A.; Behrend, R.; et al. (2015) Astron. Astrophys. 586, A108.]

1150 Achaia (1929 RB)          Discovered 1929-Sep-02 by Reinmuth, K. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1929 RB = 1955 SZ1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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