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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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .172962108183098 3.7398e-08  
a 2.436619916032205 1.1351e-08 au
q 2.015176998514352 9.4736e-08 au
i 1.454564177475922 4.9898e-06 deg
node 317.1804085226791 0.00015137 deg
peri 325.6345830915074 0.00015209 deg
M 291.1780668215548 1.4433e-05 deg
tp 2459266.085571997268
(2021-Feb-20.58557200)
5.5728e-05 TDB
period 1389.249059178732
3.80
9.7075e-06
2.658e-08
d
yr
n .2591328010060467 1.8107e-09 deg/d
Q 2.858062833550058 1.3314e-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.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58491  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:03:20  

Additional Information
 Earth MOID = .998922 au 
 Jupiter MOID = 2.2868 au 
 T_jup = 3.483 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457075.5 (2015-Feb-22.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1738727996748599 3.7442e-08  
q 2.012684632629157 9.4869e-08 au
tp 2456485.731116670988
(2013-Jul-12.23111667)
5.7986e-05 TDB
node 317.2662361116392 0.00015099 deg
peri 325.3111391737546 0.00015171 deg
i 1.457259610441044 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.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58491  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:03:20  

Additional Information
 Jupiter MOID = 2.2868 au 
 T_jup = 3.483 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.401907730898473E-15 -3.536847653917566E-15 9.698175966859465E-13 8.232610794637161E-16 2.428927604870278E-13 9.494679350694845E-17
q -3.536847653917566E-15 9.000219147281949E-15 -2.525563352177023E-12 -2.785390318692805E-15 -6.238721105826784E-13 -1.208525583100731E-16
tp 9.698175966859465E-13 -2.525563352177023E-12 3.362370943452853E-9 -1.471052460692172E-11 8.643466592886692E-10 -4.779935997569543E-13
node 8.232610794637161E-16 -2.785390318692805E-15 -1.471052460692172E-11 2.279923344683457E-8 -2.279507424491191E-8 2.477826739782174E-10
peri 2.428927604870278E-13 -6.238721105826784E-13 8.643466592886692E-10 -2.279507424491191E-8 2.301518905215631E-8 -2.47806642326489E-10
i 9.494679350694845E-17 -1.208525583100731E-16 -4.779935997569543E-13 2.477826739782174E-10 -2.47806642326489E-10 2.492287907727655E-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 16 CATAB v2.0f-lin.ifort 2020-Nov-12 20:03:21 2020-Nov-12 20:03

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