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27070 (1998 SA101)
Classification: Main-belt Asteroid          SPK-ID: 2027070
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2030584370484253 2.7165e-08  
a 2.20266645971413 7.2627e-09 au
q 1.755396451065591 6.2261e-08 au
i 6.116093142406108 3.9793e-06 deg
node 341.1998508509988 2.8301e-05 deg
peri 269.1300489989826 3.039e-05 deg
M 27.82081294626226 1.0116e-05 deg
tp 2459108.223980836931
(2020-Sep-15.72398084)
3.3492e-05 TDB
period 1194.04731137333
3.27
5.9056e-06
1.617e-08
d
yr
n .3014955911470101 1.4912e-09 deg/d
Q 2.64993646836267 8.7375e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1537  
   data-arc span      11672 days (31.96 yr)  
   first obs. used      1988-09-01  
   last obs. used      2020-08-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53335  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 05:31:51  

Additional Information
 Earth MOID = .753296 au 
 Jupiter MOID = 2.42428 au 
 T_jup = 3.629 
[ 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 14.78   n/a E2021B10  
diameter diameter 2.983 km 0.111 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.315   0.075 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27070 (1998 SA101)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 SA101 = 1988 RW4 = 1991 OW1 = 1999 XB223 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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