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70273 (1999 RF109)
Classification: Main-belt Asteroid          SPK-ID: 2070273
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08947537179698183 5.6423e-08  
a 2.535015384784221 1.128e-08 au
q 2.308193940719584 1.4388e-07 au
i 9.044653120974298 5.4261e-06 deg
node 288.9930494642374 3.6421e-05 deg
peri 3.897026202492242 5.2674e-05 deg
M 148.5434934947472 3.688e-05 deg
tp 2458592.196299048833
(2019-Apr-18.69629905)
0.00015154 TDB
period 1474.243854041066
4.04
9.8397e-06
2.694e-08
d
yr
n .2441929800237594 1.6298e-09 deg/d
Q 2.761836828848858 1.2289e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1039  
   data-arc span      7803 days (21.36 yr)  
   first obs. used      1999-09-07  
   last obs. used      2021-01-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50075  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:48:39  

Additional Information
 Earth MOID = 1.29012 au 
 Jupiter MOID = 2.39796 au 
 T_jup = 3.426 
[ 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 14.98   n/a MPCxxxxx  
diameter diameter 3.161 km 0.133 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.233   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70273 (1999 RF109)          Discovered 1999-Sep-08 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RF109 = 2000 YS46 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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