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175755 (1998 RX56)
Classification: Main-belt Asteroid          SPK-ID: 2175755
[ 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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2149135278563693 3.9897e-08  
a 2.368385417275561 9.8269e-09 au
q 1.859387351925291 9.2796e-08 au
i 4.69138687382957 4.488e-06 deg
node 192.9222468876462 5.1145e-05 deg
peri 101.3072599824341 5.2239e-05 deg
M 80.43987797398464 9.783e-06 deg
tp 2458903.028134671518
(2020-Feb-23.52813467)		 3.5757e-05 TDB
period 1331.303256736512
3.64		 8.2858e-06
2.269e-08		 d
yr
n .2704117173742107 1.683e-09 deg/d
Q 2.87738348262583 1.1939e-08 au
   Orbit Determination Parameters
   # obs. used (total)      634  
   data-arc span      10663 days (29.19 yr)  
   first obs. used      1991-11-03  
   last obs. used      2021-01-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5896  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 11:33:43  

Additional Information
 Earth MOID = .848583 au 
 Jupiter MOID = 2.34146 au 
 T_jup = 3.510 
[ 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 16.51   n/a E2021B55  

175755 (1998 RX56)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20080221/Numbers.arcLast Updated: 2008-02-22

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Alternate Designations
 1998 RX56 = 2001 HU2 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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