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101060 (1998 RE4)
Classification: Main-belt Asteroid          SPK-ID: 2101060
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2377969861249412 6.1263e-08  
a 2.352560590099045 9.6508e-09 au
q 1.793128772097179 1.4416e-07 au
i 13.78613789245456 6.1092e-06 deg
node 350.0151084591585 1.7326e-05 deg
peri 353.6055397951858 1.9991e-05 deg
M 68.17716190830954 8.5883e-06 deg
tp 2458950.899143837031
(2020-Apr-11.39914384)
3.0937e-05 TDB
period 1317.9825282184
3.61
8.1101e-06
2.22e-08
d
yr
n .2731447437976546 1.6808e-09 deg/d
Q 2.911992408100911 1.1946e-08 au
  Orbit Determination Parameters
   # obs. used (total)      704  
   data-arc span      8207 days (22.47 yr)  
   first obs. used      1998-08-28  
   last obs. used      2021-02-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5713  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:35:01  

Additional Information
 Earth MOID = .784785 au 
 Jupiter MOID = 2.50804 au 
 T_jup = 3.480 
[ 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 15.72   n/a E2021B55  
diameter diameter 4.117 km 0.063 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.060   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

101060 (1998 RE4)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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