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JPL Small-Body Database Browser
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136970 (1998 RS44)
Classification: Main-belt Asteroid          SPK-ID: 2136970
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1542913146426637 4.2346e-08  
a 2.313092974380712 9.1918e-09 au
q 1.956202818472803 1.0016e-07 au
i 7.171007364851011 6.0197e-06 deg
node 145.4725009284246 3.1264e-05 deg
peri 260.0798546609139 3.736e-05 deg
M 269.6572840255087 2.0931e-05 deg
tp 2458922.962118595233
(2020-Mar-14.46211860)
7.5221e-05 TDB
period 1284.955421608771
3.52
7.6593e-06
2.097e-08
d
yr
n .2801653613393669 1.67e-09 deg/d
Q 2.669983130288621 1.061e-08 au
  Orbit Determination Parameters
   # obs. used (total)      520  
   data-arc span      7744 days (21.20 yr)  
   first obs. used      1998-09-13  
   last obs. used      2019-11-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57548  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 11:05:13  

Additional Information
 Earth MOID = .979671 au 
 Jupiter MOID = 2.73096 au 
 T_jup = 3.557 
[ 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 16.1   n/a MPO264231  

136970 (1998 RS44)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

[ show close-approach data ]
Alternate Designations
 1998 RS44 = 2003 AY86 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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