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74251 (1998 SV66)
Classification: Main-belt Asteroid          SPK-ID: 2074251
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06503522244177322 4.3987e-08  
a 2.762034236522596 2.0285e-08 au
q 2.582404725558556 1.2729e-07 au
i 5.231692801997768 4.9187e-06 deg
node 89.77402466145347 6.2345e-05 deg
peri 193.4223529577432 7.7051e-05 deg
M 354.9753678579154 4.4307e-05 deg
tp 2459023.901504776834
(2020-Jun-23.40150478)
0.00020635 TDB
period 1676.648455336523
4.59
1.8471e-05
5.057e-08
d
yr
n .2147140617665996 2.3654e-09 deg/d
Q 2.941663747486637 2.1605e-08 au
  Orbit Determination Parameters
   # obs. used (total)      709  
   data-arc span      8385 days (22.96 yr)  
   first obs. used      1997-07-02  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57962  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 23:49:17  

Additional Information
 Earth MOID = 1.56628 au 
 Jupiter MOID = 2.14286 au 
 T_jup = 3.332 
[ 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 15.0   n/a MPO257337  
diameter diameter 3.538 km 0.213 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.170   0.050 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

74251 (1998 SV66)          Discovered 1998-Sep-20 by Elst, E. W. at La Silla
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 SV66 = 2001 FO167 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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