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118415 (1999 SV19)
Classification: Main-belt Asteroid          SPK-ID: 2118415
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2243144649499937 4.5339e-08  
a 3.129440564401152 2.2691e-08 au
q 2.427461778604701 1.5065e-07 au
i 11.53351326170574 4.014e-06 deg
node 149.9279427267843 2.7796e-05 deg
peri 191.1553401198388 3.0018e-05 deg
M 348.9831619280072 1.3755e-05 deg
tp 2459458.380377398699
(2021-Aug-31.88037740)
7.7621e-05 TDB
period 2022.080720253507
5.54
2.1993e-05
6.021e-08
d
yr
n .1780344357147458 1.9364e-09 deg/d
Q 3.831419350197603 2.7781e-08 au
  Orbit Determination Parameters
   # obs. used (total)      714  
   data-arc span      8427 days (23.07 yr)  
   first obs. used      1998-05-23  
   last obs. used      2021-06-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56546  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 09:10:17  

Additional Information
 Earth MOID = 1.4191 au 
 Jupiter MOID = 1.578 au 
 T_jup = 3.144 
[ 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 14.56   n/a MPO614063  
diameter diameter 8.723 km 0.052 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.041   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

118415 (1999 SV19)          Discovered 1999-Sep-30 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Alternate Designations
 1999 SV19 = 1999 RO221 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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