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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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2039623924490747 4.6897e-08  
a 2.191508951761408 6.1118e-09 AU
q 1.744523542886587 1.0248e-07 AU
i 2.389096582646149 4.5751e-06 deg
node 206.6486542104114 0.00011499 deg
peri 139.2191420098 0.00011535 deg
M 105.2513036372739 1.1579e-05 deg
tp 2456654.051820744288
(2013-Dec-27.55182074)
3.7716e-05 JED
period 1184.986220806173
3.24
4.9571e-06
1.357e-08
d
yr
n .3038010009560143 1.2709e-09 deg/d
Q 2.638494360636229 7.3584e-09 AU
  Orbit Determination Parameters
   # obs. used (total)      1571  
   data-arc span      31215 days (85.46 yr)  
   first obs. used      1929-09-02  
   last obs. used      2015-02-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51153  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 13:33:50  

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 LCDB (Rev. 2015-Feb); Warner et al., 2009 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
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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