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66107 (1998 SM27)
Classification: Inner Main-belt Asteroid          SPK-ID: 2066107
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09979032123331681 4.6577e-08  
a 1.890000063884239 5.7218e-09 au
q 1.701396350378242 8.551e-08 au
i 21.31998687173918 6.327e-06 deg
node 229.377194670474 9.632e-06 deg
peri 120.8866834662425 3.3614e-05 deg
M 206.263966323767 3.1429e-05 deg
tp 2459605.788542715075
(2022-Jan-26.28854271)
8.3265e-05 TDB
period 949.0545052352494
2.60
4.3097e-06
1.18e-08
d
yr
n .3793248944229647 1.7226e-09 deg/d
Q 2.078603777390237 6.2928e-09 au
  Orbit Determination Parameters
   # obs. used (total)      739  
   data-arc span      9991 days (27.35 yr)  
   first obs. used      1993-11-09  
   last obs. used      2021-03-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48783  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 07:00:49  

Additional Information
 Earth MOID = .758942 au 
 Jupiter MOID = 3.2146 au 
 T_jup = 3.870 
[ 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 16.19   n/a E2021B10  

66107 (1998 SM27)          Discovered 1998-Sep-24 by CSS at Catalina
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 SM27 = 1993 VW4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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