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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2039680645450859 5.5924e-08  
a 2.190798474620583 5.2261e-09 AU
q 1.743945549943896 1.225e-07 AU
i 2.389421463587494 5.7919e-06 deg
node 206.6669244696045 0.00012301 deg
peri 139.1089754602749 0.00012357 deg
M 44.56822024364982 1.2596e-05 deg
tp 2456653.869315303204
(2013-Dec-27.36931530)
4.131e-05 JED
period 1184.410016874475
3.24
4.238e-06
1.16e-08
d
yr
n .3039487971825833 1.0876e-09 deg/d
Q 2.637651399297269 6.292e-09 AU
  Orbit Determination Parameters
   # obs. used (total)      1404  
   data-arc span      30729 days (84.13 yr)  
   first obs. used      1929-09-02  
   last obs. used      2013-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54717  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Nov-21 00:34:15  

Additional Information
 Earth MOID = .736401 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. 2013-Sep-12) 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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