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37117 Narcissus (2000 VU2)
Classification: Centaur          SPK-ID: 2037117
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5535719675824513 3.2024e-08  
a 6.875834858241521 5.5776e-08 au
q 3.069565426992757 2.1946e-07 au
i 13.80445773661682 5.1107e-06 deg
node 248.4983298213094 2.4081e-05 deg
peri 180.0985594412904 2.4853e-05 deg
M 38.47417915391988 3.1377e-06 deg
tp 2458496.693221790187
(2019-Jan-13.19322179)
5.4936e-05 TDB
period 6585.467077592434
18.03
8.0131e-05
2.194e-07
d
yr
n .05466582639596333 6.6517e-10 deg/d
Q 10.68210428949028 8.6653e-08 au
  Orbit Determination Parameters
   # obs. used (total)      623  
   data-arc span      13496 days (36.95 yr)  
   first obs. used      1984-03-07  
   last obs. used      2021-02-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44072  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 08:23:40  

Additional Information
 Earth MOID = 2.08327 au 
 Jupiter MOID = 1.2839 au 
 T_jup = 2.616 
[ 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 13.29   n/a E2021B10  
diameter diameter 11.2 km 1.6 Fernandez et al. (2005) Astron.J. 130:308-318  
geometric albedo albedo 0.088   0.044 Fernandez et al. (2005) Astron.J. 130:308-318  

37117 Narcissus           Discovered 2000 Nov. 1 by W. K. Y. Yeung at the Desert Beaver Observatory.
In Greek mythology Narcissus was a hero from the territory of Thespiae in Boeotia who was renowned for his beauty. In the various stories, he became obsessed with his own reflection in a pool and, for one reason or another, died as a result.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20090409/MPCPages.arcLast Updated: 2009-04-10

[ show close-approach data ]
Alternate Designations
 2000 VU2 = 2000 VW55 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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