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5474 Gingasen (1988 XE1)
Classification: Main-belt Asteroid          SPK-ID: 2005474
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06688807589061085 3.5174e-08  
a 2.384521122821042 8.057e-09 au
q 2.225025092995024 8.4043e-08 au
i 6.142751966570023 3.485e-06 deg
node 246.9673104010652 3.6783e-05 deg
peri 256.9637498759133 4.5895e-05 deg
M 126.6385755984513 2.6864e-05 deg
tp 2458527.388282836204
(2019-Feb-12.88828284)
0.00010057 TDB
period 1344.931569026978
3.68
6.8166e-06
1.866e-08
d
yr
n .2676716111738313 1.3566e-09 deg/d
Q 2.544017152647061 8.5959e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2391  
   data-arc span      18038 days (49.39 yr)  
   first obs. used      1971-01-27  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43167  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 16:20:41  

Additional Information
 Earth MOID = 1.24708 au 
 Jupiter MOID = 2.4859 au 
 T_jup = 3.525 
[ 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 13.1   n/a MPO384803  
diameter diameter 5.046 km 0.485 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 3.6242 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Higgins, D.; Pravec, P.; Kusnirak, P.; Hornoch, K.; et al. (2008) Minor Planet Bull. 35, 173-175.]
[Pravec, P.; Wolf, M.; Sarounova, L. (2008) http://www.asu.cas.cz/~ppravec/neo.htm]
[Sada, P.V. (2008) Minor Planet Bull. 35, 161-162.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.480   0.109 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

5474 Gingasen (1988 XE1)          Discovered 1988-Dec-03 by Fujii and Watanabe at Kitami
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1988 XE1 = 1955 YK = 1971 BO2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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