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1097 Vicia (1928 PC)
Classification: Main-belt Asteroid          SPK-ID: 2001097
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 47 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2925297226455029 2.5079e-08  
a 2.643809254039159 6.2112e-09 au
q 1.87041646622747 6.5328e-08 au
i 1.533651033167504 6.7174e-07 deg
node 133.8348257519429 1.4407e-05 deg
peri 176.6673031349077 1.5053e-05 deg
M 233.8925960263016 3.6319e-06 deg
tp 2459946.524062125891
(2023-Jan-02.02406213)
1.74e-05 TDB
period 1570.158897304859
4.30
5.5333e-06
1.515e-08
d
yr
n .2292761583671127 8.0797e-10 deg/d
Q 3.417202041850849 8.0282e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3684  
   data-arc span      41491 days (113.60 yr)  
   first obs. used      1907-11-05  
   last obs. used      2021-06-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .42847  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 11:56:55  

Additional Information
 Earth MOID = .855431 au 
 Jupiter MOID = 1.87572 au 
 T_jup = 3.331 
[ 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 12.03   n/a MPO636077  
diameter diameter 23.110 km 0.118 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 100.5 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:
[Polakis, T. (2018) Minor Planet Bull. 45, 347-352.]
geometric albedo albedo 0.031   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

1097 Vicia (1928 PC)          Discovered 1928-Aug-11 by Reinmuth, K. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1928 PC = 1941 SO2 = 1958 PF = 1978 BG = A907 VF 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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