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1359 Prieska (1935 OC)
Classification: Main-belt Asteroid          SPK-ID: 2001359
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 45 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06900647041347052 2.6677e-08  
a 3.119949783956232 1.2516e-08 au
q 2.904653061498143 8.1397e-08 au
i 11.10245305649381 2.7143e-07 deg
node 64.02379541097665 1.9926e-06 deg
peri 342.7215007611454 9.1384e-06 deg
M 87.66252838906038 1.1356e-05 deg
tp 2458710.347384160619
(2019-Aug-14.84738416)
6.1967e-05 TDB
period 2012.889029609569
5.51
1.2112e-05
3.316e-08
d
yr
n .1788474151850426 1.0762e-09 deg/d
Q 3.335246506414321 1.338e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3727  
   data-arc span      42870 days (117.37 yr)  
   first obs. used      1903-10-27  
   last obs. used      2021-03-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .38836  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 12:20:33  

Additional Information
 Earth MOID = 1.91628 au 
 Jupiter MOID = 2.01474 au 
 T_jup = 3.184 
[ 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 10.39   n/a E2021B10  
diameter diameter 46.096 km 0.136 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 60.24 h n/a LCDB (Rev. 2020-October); 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. (2019) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.059   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
B-V BV 0.710   0.071 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=13.47, mean=13.48, max.=13.49) deg.
U-B UB 0.355   0.042 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=13.47, mean=13.48, max.=13.49) deg.
Tholen spectral type spec_T CX:   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 2 color indices

1359 Prieska (1935 OC)          Discovered 1935-Jul-22 by Jackson, C. at Johannesburg (UO)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1935 OC = A903 UE = A917 HA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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