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214454 (2005 SE77)
Classification: Main-belt Asteroid          SPK-ID: 2214454
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1430587891788041 4.9261e-08  
a 3.060703762886421 2.8023e-08 au
q 2.62284318853288 1.5691e-07 au
i 1.281519417572049 4.7017e-06 deg
node 111.394639440442 0.000286 deg
peri 180.8282268727145 0.00028685 deg
M 326.4380941577406 2.4653e-05 deg
tp 2459182.836866443084
(2020-Nov-29.33686644)
0.00013506 TDB
period 1955.826711034337
5.35
2.6861e-05
7.354e-08
d
yr
n .1840653867589395 2.5279e-09 deg/d
Q 3.498564337239961 3.2032e-08 au
  Orbit Determination Parameters
   # obs. used (total)      394  
   data-arc span      6712 days (18.38 yr)  
   first obs. used      2000-11-20  
   last obs. used      2019-04-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46997  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 03:11:10  

Additional Information
 Earth MOID = 1.60666 au 
 Jupiter MOID = 1.68197 au 
 T_jup = 3.218 
[ 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 16.0   n/a MPO459957  
diameter diameter 2.887 km 1.126 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 1.33 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 lower-limit; Incomplete or inconclusive result.
Published Reference List:
[Erasmus, N.; McNeill, A.; Mommert, M.; Trilling, D.E.; et al. (2018) Ap. J. Suppl. Series 237, A19.]
[Erasmus, N.; McNeill, A.; Mommert, N.; Trilling, D.E.; et al. (2019) Ap. J. Suppl. Series 242, A15.]
geometric albedo albedo 0.077   0.032 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

214454 (2005 SE77)          Discovered 2005-Sep-24 by Spacewatch at Kitt Peak
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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