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160568 (1998 UB35)
Classification: Main-belt Asteroid          SPK-ID: 2160568
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1933691860775758 5.7734e-08  
a 2.796766915555959 1.8436e-08 au
q 2.255958373446211 1.5909e-07 au
i 7.912271430429684 6.3711e-06 deg
node 242.5859362623784 3.3774e-05 deg
peri 120.365012292595 3.6479e-05 deg
M 237.2945597898058 1.6407e-05 deg
tp 2459582.796465739817
(2022-Jan-03.29646574)
8.1241e-05 TDB
period 1708.373543236908
4.68
1.6892e-05
4.625e-08
d
yr
n .2107267473353028 2.0836e-09 deg/d
Q 3.337575457665706 2.2001e-08 au
  Orbit Determination Parameters
   # obs. used (total)      502  
   data-arc span      7889 days (21.60 yr)  
   first obs. used      1998-09-20  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5359  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 01:34:11  

Additional Information
 Earth MOID = 1.26666 au 
 Jupiter MOID = 2.20434 au 
 T_jup = 3.285 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457084.5 (2015-Mar-03.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1926050151244164 5.7776e-08  
q 2.258646176161812 1.5906e-07 au
tp 2457875.837838245973
(2017-May-02.33783825)
7.2249e-05 TDB
node 242.5995036283007 3.3772e-05 deg
peri 120.686176162534 3.6486e-05 deg
i 7.911206791625747 6.3706e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      502  
   data-arc span      7889 days (21.60 yr)  
   first obs. used      1998-09-20  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5359  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 01:34:11  

Additional Information
 Jupiter MOID = 2.20434 au 
 T_jup = 3.285 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.338034102247876E-15 -9.150961630683347E-15 2.136052261040669E-12 -2.267697514554785E-16 3.351974384893815E-13 -1.61023287150742E-15
q -9.150961630683347E-15 2.529974216287966E-14 -5.499130867551146E-12 -1.891653277262409E-15 -8.689955036832006E-13 5.458655127740845E-15
tp 2.136052261040669E-12 -5.499130867551146E-12 5.219951713377103E-9 4.005532657032334E-12 1.005434019265082E-9 -2.471824867772439E-12
node -2.267697514554785E-16 -1.891653277262409E-15 4.005532657032334E-12 1.140530748874725E-9 -1.128452669391904E-9 -6.463470485910091E-11
peri 3.351974384893815E-13 -8.689955036832006E-13 1.005434019265082E-9 -1.128452669391904E-9 1.331263583170731E-9 6.354154694405818E-11
i -1.61023287150742E-15 5.458655127740845E-15 -2.471824867772439E-12 -6.463470485910091E-11 6.354154694405818E-11 4.058412704113613E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.1   n/a MPO254161  
diameter diameter 6.554 km 0.211 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.045   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

160568 (1998 UB35)          Discovered 1998-Oct-28 by LINEAR at Socorro
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

Alternate Designations
 1998 UB35 = 2003 WM136 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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