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100946 (1998 OD10)
Classification: Main-belt Asteroid          SPK-ID: 2100946
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .173080460820997 3.7381e-08  
a 2.436809272297109 1.1288e-08 au
q 2.015045200515047 9.4752e-08 au
i 1.454552285302376 4.9899e-06 deg
node 317.1800367324242 0.00015137 deg
peri 325.6424121986553 0.00015208 deg
M 343.0048479163563 1.4435e-05 deg
tp 2459266.092364858397
(2021-Feb-20.59236486)
5.572e-05 TDB
period 1389.411005727251
3.80
9.654e-06
2.643e-08
d
yr
n .2591025970832637 1.8003e-09 deg/d
Q 2.858573344079171 1.3241e-08 au
  Orbit Determination Parameters
   # obs. used (total)      546  
   data-arc span      7971 days (21.82 yr)  
   first obs. used      1998-07-26  
   last obs. used      2020-05-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58497  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:34:29  

Additional Information
 Earth MOID = .996883 au 
 Jupiter MOID = 2.28553 au 
 T_jup = 3.483 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457075.5 (2015-Feb-22.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .173872800130486 3.7442e-08  
q 2.012684631809458 9.4869e-08 au
tp 2456485.731118342895
(2013-Jul-12.23111834)
5.7986e-05 TDB
node 317.2662364705094 0.00015099 deg
peri 325.3111391543595 0.00015171 deg
i 1.457259619634751 4.9923e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      546  
   data-arc span      7971 days (21.82 yr)  
   first obs. used      1998-07-26  
   last obs. used      2020-05-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58497  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:34:29  

Additional Information
 Jupiter MOID = 2.28553 au 
 T_jup = 3.483 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.401907319577753E-15 -3.536846341252034E-15 9.698163334155854E-13 8.232588104452611E-16 2.428925536916022E-13 9.494650943991153E-17
q -3.536846341252034E-15 9.000214865263504E-15 -2.525559103030706E-12 -2.785366047387447E-15 -6.238714213359012E-13 -1.208524500887238E-16
tp 9.698163334155854E-13 -2.525559103030706E-12 3.362367638471219E-9 -1.471059389599962E-11 8.643462516293418E-10 -4.779937233138131E-13
node 8.232588104452611E-16 -2.785366047387447E-15 -1.471059389599962E-11 2.279923380932864E-8 -2.279507462139725E-8 2.477826981362607E-10
peri 2.428925536916022E-13 -6.238714213359012E-13 8.643462516293418E-10 -2.279507462139725E-8 2.301518938151092E-8 -2.478066665823575E-10
i 9.494650943991153E-17 -1.208524500887238E-16 -4.779937233138131E-13 2.477826981362607E-10 -2.478066665823575E-10 2.49228796206994E-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 16.35   n/a E2021B55  

100946 (1998 OD10)          Discovered 1998-Jul-26 by Elst, E. W. at La Silla
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 OD10 = 2002 RL129 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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