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1132 Hollandia (1929 RB1)
Classification: Main-belt Asteroid          SPK-ID: 2001132
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2768689985774725 3.2348e-08  
a 2.686137887713563 1.0484e-08 AU
q 1.942429580701302 8.807e-08 AU
i 7.210351654445776 5.7196e-06 deg
node 29.84668214450494 3.1151e-05 deg
peri 269.9717588721085 3.2696e-05 deg
M 157.254977251134 1.0914e-05 deg
tp 2456298.086612884995
(2013-Jan-05.58661288)
4.7004e-05 JED
period 1608.017906851837
4.40
9.4138e-06
2.577e-08
d
yr
n .2238781038855499 1.3106e-09 deg/d
Q 3.429846194725825 1.3386e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1433  
   data-arc span      31064 days (85.05 yr)  
   first obs. used      1929-09-13  
   last obs. used      2014-10-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51342  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Oct-09 13:49:25  

Additional Information
 Earth MOID = .944579 AU 
 T_jup = 3.307 
[ 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 11.1 mag n/a MPO267711  
rotation period rot_per 5.568 h n/a Asteroid Lightcurve DataBase (Rev. 2014-Mar-01) Published Reference List:
[Behrend, R. (2003) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Sauppe, J.; Torno, S.; Lemke-Oliver, R.; Ditteon, R. (2007) Minor Planet Bul. 34, 119-122.]

1132 Hollandia (1929 RB1)          Discovered 1929-Sep-13 by Van Gent, H. at Johannesburg (LS)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1929 RB1 = 1942 NC = 1946 JA = 1951 WA 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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