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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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2768689982479052 3.2335e-08  
a 2.686137887816003 1.0478e-08 AU
q 1.942429581660643 8.8028e-08 AU
i 7.210352232414035 5.6759e-06 deg
node 29.84668099731054 3.112e-05 deg
peri 269.9717597032886 3.2653e-05 deg
M 157.2549774374552 1.0893e-05 deg
tp 2456298.086612012570
(2013-Jan-05.58661201)
4.6898e-05 JED
period 1608.017906943823
4.40
9.409e-06
2.576e-08
d
yr
n .223878103872743 1.31e-09 deg/d
Q 3.429846193971364 1.3379e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1445  
   data-arc span      31098 days (85.14 yr)  
   first obs. used      1929-09-13  
   last obs. used      2014-11-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51237  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 12:45:21  

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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