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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2345282353660526 3.2588e-08  
a 2.66599282130667 1.0768e-08 au
q 2.040742229427053 8.7967e-08 au
i 10.40147233628805 5.0896e-06 deg
node 15.0080821051445 1.7831e-05 deg
peri 243.785560161112 2.139e-05 deg
M 262.3720898388067 1.3445e-05 deg
tp 2459631.679775859946
(2022-Feb-21.17977586)
6.0393e-05 TDB
period 1589.962532776634
4.35
9.6326e-06
2.637e-08
d
yr
n .2264204297766145 1.3717e-09 deg/d
Q 3.291243413186287 1.3293e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2346  
   data-arc span      18943 days (51.86 yr)  
   first obs. used      1969-03-13  
   last obs. used      2021-01-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44854  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 01:24:31  

Additional Information
 Earth MOID = 1.04992 au 
 Jupiter MOID = 1.87807 au 
 T_jup = 3.321 
[ 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 12.60   n/a E2021B10  
rotation period rot_per 3.181 h n/a LCDB (Rev. 2020-October); 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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