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3237 Victorplatt (1984 SA5)
Classification: Main-belt Asteroid          SPK-ID: 2003237
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06723059236378369 3.6938e-08  
a 3.014264290677813 1.5415e-08 au
q 2.811613516874543 1.1245e-07 au
i 9.117462019711125 4.7182e-06 deg
node 280.2709262825793 2.8889e-05 deg
peri 338.171812454017 4.8804e-05 deg
M 55.07307062565182 3.8795e-05 deg
tp 2458708.079907309276
(2019-Aug-12.57990731)
0.00020625 TDB
period 1911.482911207565
5.23
1.4663e-05
4.015e-08
d
yr
n .1883354530083519 1.4447e-09 deg/d
Q 3.216915064481082 1.6451e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2445  
   data-arc span      33414 days (91.48 yr)  
   first obs. used      1929-02-08  
   last obs. used      2020-08-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42851  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 23:01:18  

Additional Information
 Earth MOID = 1.79831 au 
 Jupiter MOID = 1.88219 au 
 T_jup = 3.226 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 10.6   n/a MPO492789  
diameter diameter 27.751 km 0.366 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 10.36 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Behrend, R. (2007) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2010) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.118   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

3237 Victorplatt (1984 SA5)          Discovered 1984-Sep-25 by Platt, J. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1984 SA5 = 1929 CB1 = 1934 CO = 1935 HF = 1935 JB = 1951 KC = 1951 KL = 1952 QD1 = 1955 BR = 1957 OK = 1957 QQ = 1965 AO1 = 1971 DA1 = 1984 WX4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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