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46910 (1998 RM72)
Classification: Main-belt Asteroid          SPK-ID: 2046910
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06073928950207792 3.7543e-08  
a 2.512070866689297 9.5039e-09 au
q 2.35948946706772 9.4267e-08 au
i 2.233001454399413 3.8109e-06 deg
node 152.5176574424542 8.8988e-05 deg
peri 181.4555878158484 9.3661e-05 deg
M 188.692645299945 3.0758e-05 deg
tp 2459692.521783259800
(2022-Apr-23.02178326)
0.00012536 TDB
period 1454.274058517396
3.98
8.2529e-06
2.26e-08
d
yr
n .2475461883484416 1.4048e-09 deg/d
Q 2.664652266310874 1.0081e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1210  
   data-arc span      8789 days (24.06 yr)  
   first obs. used      1996-01-13  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54154  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 08:37:21  

Additional Information
 Earth MOID = 1.34906 au 
 Jupiter MOID = 2.53432 au 
 T_jup = 3.457 
[ 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 15.4   n/a MPO263732  
diameter diameter 2.083 km 0.515 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.234   0.093 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46910 (1998 RM72)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 RM72 = 1997 LD8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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