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101266 (1998 SJ107)
Classification: Main-belt Asteroid          SPK-ID: 2101266
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1939008053820959 4.2476e-08  
a 2.572107044628296 1.1661e-08 au
q 2.073373417145906 1.1064e-07 au
i 2.909031085151597 4.4152e-06 deg
node 201.1379076406929 9.6443e-05 deg
peri 101.2619477629829 9.7199e-05 deg
M 189.30239396587 1.4732e-05 deg
tp 2459914.925446249814
(2022-Dec-01.42544625)
6.454e-05 TDB
period 1506.718029768437
4.13
1.0246e-05
2.805e-08
d
yr
n .2389299078443546 1.6248e-09 deg/d
Q 3.070840672110684 1.3922e-08 au
  Orbit Determination Parameters
   # obs. used (total)      457  
   data-arc span      9161 days (25.08 yr)  
   first obs. used      1995-12-18  
   last obs. used      2021-01-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59436  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:27:48  

Additional Information
 Earth MOID = 1.05848 au 
 Jupiter MOID = 2.17158 au 
 T_jup = 3.401 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457415.5 (2016-Jan-28.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1951519193370299 4.2327e-08  
q 2.06869969418054 1.1027e-07 au
tp 2456902.794865274323
(2014-Sep-02.29486527)
5.401e-05 TDB
node 201.1755205265645 9.6462e-05 deg
peri 101.2744019758977 9.7211e-05 deg
i 2.908715219476514 4.4171e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      457  
   data-arc span      9161 days (25.08 yr)  
   first obs. used      1995-12-18  
   last obs. used      2021-01-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59436  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:27:48  

Additional Information
 Jupiter MOID = 2.17158 au 
 T_jup = 3.401 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.791553396805103E-15 -4.650640199318164E-15 -1.964140075536051E-13 -1.998435594821049E-15 -7.677377068590062E-14 -3.981698977186792E-16
q -4.650640199318164E-15 1.215838593054639E-14 6.817146172627463E-13 5.588188906404643E-15 2.403334325976284E-13 1.287450518860906E-15
tp -1.964140075536051E-13 6.817146172627463E-13 2.917119787068517E-9 1.577671413522033E-12 6.792819594625828E-10 1.21868458720812E-12
node -1.998435594821049E-15 5.588188906404643E-15 1.577671413522033E-12 9.304912820767646E-9 -9.292038561924078E-9 3.17495371595098E-11
peri -7.677377068590062E-14 2.403334325976284E-13 6.792819594625828E-10 -9.292038561924078E-9 9.450059468115843E-9 -3.143335931115715E-11
i -3.981698977186792E-16 1.287450518860906E-15 1.21868458720812E-12 3.17495371595098E-11 -3.143335931115715E-11 1.951108934226111E-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 16.1   n/a MPO453466  

101266 (1998 SJ107)          Discovered 1998-Sep-26 by LINEAR at Socorro
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
2008-Apr-12 02:37 < 00:01 Inter 0.0242581733772329 0.024257141095566 0.0242592057151562 5.35526357173961 5.35526345905107 2454568.609017150 0.872797104842255 116.178061197601 42.6626788222134 -74.5643866993495 82370.7721398231 T 16 CATAB v2.0f-lin.ifort 2021-Feb-24 08:27:49 2021-Feb-24 08:27
2061-Nov-01 23:22 00:02 Inter 0.0431360449557234 0.0431300290709256 0.0431420632330584 5.3817467874883 5.38174672442813 2474130.473408938 1.62620932746491 593.576283955412 45.3304237264612 -59.938932505318 123265.968659079 T 16 CATAB v2.0f-lin.ifort 2021-Feb-24 08:27:49 2021-Feb-24 08:27
2168-Dec-04 11:11 00:04 Inter 0.0417173962026332 0.041704237380343 0.041730580021926 5.27059979065138 5.27059972407173 2513243.966183010 4.46032464002612 1740.77023533635 38.3930111455216 67.8797547797862 150513.797626728 T 16 CATAB v2.0f-lin.ifort 2021-Feb-24 08:27:49 2021-Feb-24 08:27

Alternate Designations
 1998 SJ107 = 2002 RO11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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