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70263 (1999 RM93)
Classification: Main-belt Asteroid          SPK-ID: 2070263
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1389266588172487 3.4655e-08  
a 2.597946780696491 1.3402e-08 au
q 2.2370227146693 8.8067e-08 au
i 9.353027371739282 6.2956e-06 deg
node 14.31823684452758 2.3051e-05 deg
peri 278.2554706809843 3.2792e-05 deg
M 32.64256160383739 2.2834e-05 deg
tp 2458861.816263594666
(2020-Jan-13.31626359)		 9.6981e-05 TDB
period 1529.479999512382
4.19		 1.1835e-05
3.24e-08		 d
yr
n .2353741141530276 1.8214e-09 deg/d
Q 2.958870846723682 1.5264e-08 au
   Orbit Determination Parameters
   # obs. used (total)      490  
   data-arc span      8243 days (22.57 yr)  
   first obs. used      1998-04-21  
   last obs. used      2020-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61813  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 04:05:25  

Additional Information
 Earth MOID = 1.24486 au 
 Jupiter MOID = 2.2881 au 
 T_jup = 3.384 
[ 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 15.6   n/a MPO436273  
diameter diameter 2.659 km 0.458 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.075   0.037 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70263 (1999 RM93)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 RM93 = 1998 HY67 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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