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314 Rosalia (A891 RA)
Classification: Main-belt Asteroid          SPK-ID: 2000314
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 49 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1712300448579843 4.0296e-08  
a 3.157251211347357 1.2184e-08 au
q 2.616634944800424 1.2816e-07 au
i 12.51555912282558 4.4592e-06 deg
node 169.9773724860106 1.7616e-05 deg
peri 191.4203951958138 2.0677e-05 deg
M 1.511654988816781 1.1815e-05 deg
tp 2458991.895763965562
(2020-May-22.39576397)
6.7233e-05 TDB
period 2049.095193885513
5.61
1.1861e-05
3.247e-08
d
yr
n .1756872989962778 1.017e-09 deg/d
Q 3.697867477894289 1.427e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2871  
   data-arc span      47087 days (128.92 yr)  
   first obs. used      1891-09-02  
   last obs. used      2020-08-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46787  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 22:14:13  

Additional Information
 Earth MOID = 1.6145 au 
 Jupiter MOID = 1.75607 au 
 T_jup = 3.146 
[ 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 9.9   n/a MPO435697  
diameter diameter 60.689 km 0.284 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 20.465 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2006) Minor Planet Bull. 33, 85-88.]
[Hawkins, S.; Ditteon, R. (2008) Minor Planet Bull. 35, 1-4.]
[Pilcher, F. (2016) Minor Planet Bull. 43, 222-224.]
geometric albedo albedo 0.043   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

314 Rosalia (A891 RA)          Discovered 1891-Sep-01 by Charlois, A. at Nice
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 A891 RA = 1930 QC = 1958 RN 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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