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70217 (1999 RM42)
Classification: Main-belt Asteroid          SPK-ID: 2070217
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1421254153829803 6.8546e-08  
a 2.565289919853519 1.2988e-08 au
q 2.200697024416565 1.7796e-07 au
i 14.53995981905478 3.8699e-06 deg
node 46.57912303379109 2.6911e-05 deg
peri 73.81805007641552 3.1925e-05 deg
M 287.6405172042052 1.6497e-05 deg
tp 2459302.144952134274
(2021-Mar-28.64495213)
6.9385e-05 TDB
period 1500.731881608327
4.11
1.1397e-05
3.12e-08
d
yr
n .2398829560508768 1.8217e-09 deg/d
Q 2.929882815290472 1.4834e-08 au
  Orbit Determination Parameters
   # obs. used (total)      875  
   data-arc span      10241 days (28.04 yr)  
   first obs. used      1991-10-13  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54585  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 08:19:39  

Additional Information
 Earth MOID = 1.26633 au 
 Jupiter MOID = 2.30788 au 
 T_jup = 3.374 
[ 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 14.6   n/a MPO395641  

70217 (1999 RM42)          Discovered 1999-Sep-14 by Korlevic, K. at Visnjan
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RM42 = 1997 FX1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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