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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2039623760491156 4.8006e-08  
a 2.191508954407115 6.333e-09 AU
q 1.744523580933327 1.0521e-07 AU
i 2.389096096820197 5.0528e-06 deg
node 206.6486542981048 0.00011526 deg
peri 139.2191367263717 0.00011568 deg
M 105.2513060438445 1.1676e-05 deg
tp 2456654.051812195376
(2013-Dec-27.55181220)
3.8092e-05 JED
period 1184.986222952042
3.24
5.1365e-06
1.406e-08
d
yr
n .303801000405867 1.3169e-09 deg/d
Q 2.638494327880903 7.6246e-09 AU
  Orbit Determination Parameters
   # obs. used (total)      1450  
   data-arc span      31108 days (85.17 yr)  
   first obs. used      1929-09-02  
   last obs. used      2014-11-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51989  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 12:45:25  

Additional Information
 Earth MOID = .738685 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 Asteroid Lightcurve DataBase (Rev. 2014-Mar-01) Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2007) http://www.asu.cas.cz/~ppravec/neo.htm]

1150 Achaia (1929 RB)          Discovered 1929-Sep-02 by Reinmuth, K. at Heidelberg (024)
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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