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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .172962107396474 3.7442e-08  
a 2.436619915863462 1.1357e-08 au
q 2.015177000291499 9.4825e-08 au
i 1.454564340847194 4.9991e-06 deg
node 317.1804072316297 0.00015139 deg
peri 325.6345843697052 0.00015211 deg
M 291.1780669437359 1.4436e-05 deg
tp 2459266.085571498180
(2021-Feb-20.58557150)
5.5739e-05 TDB
period 1389.249059034419
3.80
9.7125e-06
2.659e-08
d
yr
n .2591328010329651 1.8117e-09 deg/d
Q 2.858062831435426 1.3321e-08 au
  Orbit Determination Parameters
   # obs. used (total)      542  
   data-arc span      7942 days (21.74 yr)  
   first obs. used      1998-07-26  
   last obs. used      2020-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58461  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 17:57:55  

Additional Information
 Earth MOID = .998922 au 
 Jupiter MOID = 2.2868 au 
 T_jup = 3.483 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457067.5 (2015-Feb-14.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1738822684748147 3.7488e-08  
q 2.01264778654023 9.4966e-08 au
tp 2456485.740554321387
(2013-Jul-12.24055432)
5.7985e-05 TDB
node 317.2660044731049 0.00015101 deg
peri 325.3116647442653 0.00015173 deg
i 1.457263877061693 5.0016e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      542  
   data-arc span      7942 days (21.74 yr)  
   first obs. used      1998-07-26  
   last obs. used      2020-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58461  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 17:57:55  

Additional Information
 Jupiter MOID = 2.2868 au 
 T_jup = 3.483 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.40533611447756E-15 -3.544745722307331E-15 9.707878315346837E-13 8.545861454370003E-16 2.429205932945097E-13 9.106243844910057E-17
q -3.544745722307331E-15 9.018455892893483E-15 -2.527996416645713E-12 -2.876583871155225E-15 -6.239809257066068E-13 -1.117580911136873E-16
tp 9.707878315346837E-13 -2.527996416645713E-12 3.362236504477927E-9 -1.461128578584257E-11 8.641482294194307E-10 -4.90823233867946E-13
node 8.545861454370003E-16 -2.876583871155225E-15 -1.461128578584257E-11 2.28052073177422E-8 -2.280102272292917E-8 2.470473800714148E-10
peri 2.429205932945097E-13 -6.239809257066068E-13 8.641482294194307E-10 -2.280102272292917E-8 2.302107863583986E-8 -2.470748196058166E-10
i 9.106243844910057E-17 -1.117580911136873E-16 -4.90823233867946E-13 2.470473800714148E-10 -2.470748196058166E-10 2.501567391613441E-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 16.3   n/a MPO226693  

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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2063-Apr-25 18:42 00:02 Hebe 0.027242042822744 0.0272327786923723 0.0272513186153707 8.04417845306227 8.04417842469378 2474670.278931230 1.50163428308721 1004.85344690461 41.3342345061524 62.7102730654652 87625.2715930488 T 15 CATAB v2.0f-lin.ifort 2020-May-20 17:57:57 2020-May-20 17:57

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