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190037 (2004 RF78)
Classification: Main-belt Asteroid          SPK-ID: 2190037
[ 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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1775328620375615 4.2477e-08  
a 2.726734451352093 2.3138e-08 au
q 2.242649480187136 1.1752e-07 au
i 4.046673665266244 5.8814e-06 deg
node 133.6143118785673 7.0958e-05 deg
peri 276.4459745550499 7.3483e-05 deg
M 184.7692549499542 2.2601e-05 deg
tp 2460001.016893950778
(2023-Feb-25.51689395)		 0.00010993 TDB
period 1644.609122331669
4.50		 2.0934e-05
5.731e-08		 d
yr
n .2188969981448264 2.7863e-09 deg/d
Q 3.210819422517051 2.7246e-08 au
   Orbit Determination Parameters
   # obs. used (total)      414  
   data-arc span      8480 days (23.22 yr)  
   first obs. used      1997-02-07  
   last obs. used      2020-04-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58979  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:05:58  

Additional Information
 Earth MOID = 1.25668 au 
 Jupiter MOID = 2.17569 au 
 T_jup = 3.330 
[ 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 16.11   n/a E2021B55  
diameter diameter 4.466 km 0.214 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.035   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

190037 (2004 RF78)          Discovered 2004-Sep-08 by LINEAR at Socorro
Reference: 20080819/Numbers.arcLast Updated: 2008-08-25

[ show close-approach data ]
Alternate Designations
 2004 RF78 = 2000 YE82 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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