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JPL Small-Body Database Browser
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452307 Manawydan (1997 XV11)
Classification: Amor [NEO]          SPK-ID: 2452307
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 44 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3177875049295524 1.4905e-07  
a 1.86737554793788 1.7607e-08 au
q 1.273946931792245 2.8661e-07 au
i 44.26720953185659 2.0948e-05 deg
node 241.2538012705696 1.7646e-05 deg
peri 270.1971799847989 3.516e-05 deg
M 84.5132155970805 3.0583e-05 deg
tp 2458381.689552710011
(2018-Sep-20.18955271)
7.7121e-05 TDB
period 932.0644170012788
2.55
1.3183e-05
3.609e-08
d
yr
n .3862393987297834 5.4627e-09 deg/d
Q 2.460804164083515 2.3203e-08 au
  Orbit Determination Parameters
   # obs. used (total)      138  
   data-arc span      7882 days (21.58 yr)  
   first obs. used      1997-12-05  
   last obs. used      2019-07-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47234  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:56:55  

Additional Information
 Earth MOID = .5836 au 
 Jupiter MOID = 3.19908 au 
 T_jup = 3.600 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 18.3   n/a MPO200210  

452307 Manawydan           Discovered 1997 Dec. 5 by ODAS at Caussols.
In Welsh mythology, Manawydan ab Llŷr (son of Llŷr) was a scholar, a magician and a peaceful man.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2017-03-12Last Updated: 2017-04-19

Alternate Designations
 1997 XV11 = 2006 KU38 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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