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5405 Neverland (1991 GY)
Classification: Main-belt Asteroid          SPK-ID: 2005405
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2346206560451257 3.5131e-08  
a 2.666052384468863 1.1146e-08 au
q 2.040541424974107 9.3869e-08 au
i 10.4010801021209 5.7163e-06 deg
node 15.01823602049367 1.8167e-05 deg
peri 243.7543240442764 2.2012e-05 deg
M 217.1268858982446 1.3547e-05 deg
tp 2459631.529197939458
(2022-Feb-21.02919794)
6.1105e-05 TDB
period 1590.015817086567
4.35
9.9715e-06
2.73e-08
d
yr
n .2264128420179106 1.4199e-09 deg/d
Q 3.291563343963619 1.3762e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2152  
   data-arc span      18671 days (51.12 yr)  
   first obs. used      1969-03-13  
   last obs. used      2020-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46224  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 02:20:48  

Additional Information
 Earth MOID = 1.05125 au 
 Jupiter MOID = 1.87868 au 
 T_jup = 3.320 
[ 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 12.5   n/a MPO332870  
rotation period rot_per 3.181 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Mas, V.; Fornas, G.; Lozano, J.; Rodrigo, O.; et al. (2018) Minor Planet Bull. 45, 76-82.]
[Fauerbach, M. (2019) Minor Planet Bull. 46, 15-19.]

5405 Neverland (1991 GY)          Discovered 1991-Apr-11 by Kushida and Muramatsu at Yatsugatake
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1991 GY = 1969 EU1 = 1979 SE10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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