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2642 Vesale (1961 RA)
Classification: Main-belt Asteroid          SPK-ID: 2002642
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 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1845535058404364 2.2182e-08  
a 2.425270535574453 6.611e-09 au
q 1.977678355622675 5.3014e-08 au
i 14.49720262958715 2.9904e-07 deg
node 201.1562650372928 1.5869e-06 deg
peri 165.65928984945 2.9735e-06 deg
M 235.4902029321696 3.8546e-06 deg
tp 2459677.633310389723
(2022-Apr-08.13331039)
1.6364e-05 TDB
period 1379.554025348903
3.78
5.6407e-06
1.544e-08
d
yr
n .2609538976981728 1.067e-09 deg/d
Q 2.872862715526232 7.8311e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2661  
   data-arc span      21714 days (59.45 yr)  
   first obs. used      1961-09-14  
   last obs. used      2021-02-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .42095  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 14:03:43  

Additional Information
 Earth MOID = .979065 au 
 Jupiter MOID = 2.60502 au 
 T_jup = 3.445 
[ 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 12.73   n/a E2021B10  
diameter diameter 7.404 km 0.198 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 5.566 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Behrend, R. (2010) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Warner, B.D (2011) Minor Planet Bull. 38, 25-31.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Stephens, R. D.; Warner, B. D. (2019) MPB 46, 298-301.]
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.222   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

2642 Vesale (1961 RA)          Discovered 1961-Sep-14 by Arend, S. at Uccle
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1961 RA = 1961 TC 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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