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27068 (1998 SU74)
Classification: Main-belt Asteroid          SPK-ID: 2027068
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1450297394393887 3.7766e-08  
a 2.441964024659729 9.6072e-09 au
q 2.087806618442968 9.2243e-08 au
i 5.75246323635837 4.2253e-06 deg
node 64.63916275858998 3.5723e-05 deg
peri 154.74986848139 3.781e-05 deg
M 295.8493419340638 1.2653e-05 deg
tp 2458848.873887148412
(2019-Dec-31.37388715)
4.9384e-05 TDB
period 1393.822013197821
3.82
8.2254e-06
2.252e-08
d
yr
n .2582826190081891 1.5242e-09 deg/d
Q 2.796121430876491 1.1e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1660  
   data-arc span      17939 days (49.11 yr)  
   first obs. used      1970-04-10  
   last obs. used      2019-05-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54596  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 01:01:27  

Additional Information
 Earth MOID = 1.08134 au 
 Jupiter MOID = 2.17927 au 
 T_jup = 3.480 
[ 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 14.3   n/a MPO384979  
diameter diameter 6.103 km 2.068 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
rotation period rot_per 4.011 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Warner, B.D. (2008) Minor Planet Bull. 35, 163-167.]
geometric albedo albedo 0.083   0.108 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

27068 (1998 SU74)          Discovered 1998-Sep-21 by Elst, E. W. at La Silla
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 SU74 = 1970 GB1 = 2000 AW159 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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