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175767 (1998 VO28)
Classification: Main-belt Asteroid          SPK-ID: 2175767
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3376069959826494 4.1199e-08  
a 2.628857121370419 9.0837e-09 au
q 1.741336565756957 1.0915e-07 au
i 6.567008898000697 4.315e-06 deg
node 61.96996115601089 3.4026e-05 deg
peri 336.0459098098646 3.4477e-05 deg
M 70.07496168906725 5.0783e-06 deg
tp 2458897.453502259585
(2020-Feb-17.95350226)
2.1212e-05 TDB
period 1556.857635836141
4.26
8.0693e-06
2.209e-08
d
yr
n .2312350157865622 1.1985e-09 deg/d
Q 3.516377676983881 1.215e-08 au
  Orbit Determination Parameters
   # obs. used (total)      589  
   data-arc span      8183 days (22.40 yr)  
   first obs. used      1998-11-10  
   last obs. used      2021-04-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56764  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:04:29  

Additional Information
 Earth MOID = .750673 au 
 Jupiter MOID = 1.91715 au 
 T_jup = 3.309 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457464.5 (2016-Mar-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3375514761841183 4.1412e-08  
q 1.741282238588481 1.0972e-07 au
tp 2457333.628472590771
(2015-Nov-07.12847259)
1.8516e-05 TDB
node 62.11230759476399 3.4204e-05 deg
peri 335.020306163707 3.4641e-05 deg
i 6.555009106792386 4.3103e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      589  
   data-arc span      8183 days (22.40 yr)  
   first obs. used      1998-11-10  
   last obs. used      2021-04-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56764  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:04:29  

Additional Information
 Jupiter MOID = 1.91715 au 
 T_jup = 3.309 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.714940015750373E-15 -4.536832990255736E-15 -1.713592420020921E-13 -5.968831655750011E-15 -3.413035416295399E-14 -4.486955602834406E-15
q -4.536832990255736E-15 1.203771140626752E-14 4.736383995475844E-13 1.647705510153298E-14 9.523241965725114E-14 1.201600900028691E-14
tp -1.713592420020921E-13 4.736383995475844E-13 3.428561254511522E-10 -9.278491676736484E-13 1.140759638779517E-10 8.959732903849333E-13
node -5.968831655750011E-15 1.647705510153298E-14 -9.278491676736484E-13 1.169946010576591E-9 -1.162172229803772E-9 -5.048339828766575E-11
peri -3.413035416295399E-14 9.523241965725114E-14 1.140759638779517E-10 -1.162172229803772E-9 1.200026033048595E-9 5.041867773557171E-11
i -4.486955602834406E-15 1.201600900028691E-14 8.959732903849333E-13 -5.048339828766575E-11 5.041867773557171E-11 1.857852164354236E-11

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 16.13   n/a MPCxxxxx  

175767 (1998 VO28)          Discovered 1998-Nov-10 by LINEAR at Socorro
Reference: 20080221/Numbers.arcLast Updated: 2008-02-22

[ show close-approach data ]
Alternate Designations
 1998 VO28 = 2002 PK76 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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