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100626 (1997 UE2)
Classification: Main-belt Asteroid          SPK-ID: 2100626
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2644308061204058 3.8465e-08  
a 2.601097222931247 8.8213e-09 au
q 1.913286987473989 1.0031e-07 au
i 6.401355238980074 5.6226e-06 deg
node 33.30113135671767 2.8625e-05 deg
peri 51.97399729394362 2.999e-05 deg
M 110.2857161178104 7.881e-06 deg
tp 2458531.092448703816
(2019-Feb-16.59244870)
3.3047e-05 TDB
period 1532.262965823334
4.20
7.7947e-06
2.134e-08
d
yr
n .2349466168860646 1.1952e-09 deg/d
Q 3.288907458388506 1.1154e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1143  
   data-arc span      8309 days (22.75 yr)  
   first obs. used      1997-09-23  
   last obs. used      2020-06-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50642  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:05:09  

Additional Information
 Earth MOID = .936948 au 
 Jupiter MOID = 1.99848 au 
 T_jup = 3.356 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457342.5 (2015-Nov-16.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2645732708161454 3.8358e-08  
q 1.913518345853714 1.0008e-07 au
tp 2456999.619593804544
(2014-Dec-08.11959380)
3.274e-05 TDB
node 33.30936988387874 2.8627e-05 deg
peri 52.20548756246689 2.9994e-05 deg
i 6.401075017832001 5.6217e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1143  
   data-arc span      8309 days (22.75 yr)  
   first obs. used      1997-09-23  
   last obs. used      2020-06-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50642  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:05:09  

Additional Information
 Jupiter MOID = 1.99848 au 
 T_jup = 3.356 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.471306732719647E-15 -3.830554283912605E-15 -6.74139442581782E-13 3.96052624014821E-15 -1.977260458140956E-13 -2.071290644523626E-15
q -3.830554283912605E-15 1.001534477885351E-14 1.735381000067468E-12 -1.027906189351368E-14 5.117609607397092E-13 5.493477797305159E-15
tp -6.74139442581782E-13 1.735381000067468E-12 1.071939531382295E-9 -2.398538563846742E-12 2.98732525991207E-10 6.608453262002168E-13
node 3.96052624014821E-15 -1.027906189351368E-14 -2.398538563846742E-12 8.195129983045657E-10 -8.146705132873623E-10 3.04168470428457E-11
peri -1.977260458140956E-13 5.117609607397092E-13 2.98732525991207E-10 -8.146705132873623E-10 8.996677309087103E-10 -3.000725379894794E-11
i -2.071290644523626E-15 5.493477797305159E-15 6.608453262002168E-13 3.04168470428457E-11 -3.000725379894794E-11 3.160375829822281E-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 14.9   n/a MPO469012  

100626 (1997 UE2)          Discovered 1997-Oct-21 by Shimizu, Y., Urata, T. at Nachi-Katsuura
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
2067-Sep-16 13:24 < 00:01 Jupiter 1.99328225012928 1.9932819230999 1.99328257715821 1.21487840176181 0.791234721313153 2476275.058254029 0.753874569034828 253.353203720951 166.012018408006 3.14208291772872 2170969.21685036 T 21 CATAB v2.0f-lin.ifort 2020-Nov-12 20:05:11 2020-Nov-12 20:05
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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