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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 ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2644308077688987 3.9508e-08  
a 2.601097222399571 9.0847e-09 au
q 1.913286982795014 1.034e-07 au
i 6.401355491000035 5.6263e-06 deg
node 33.30112320084123 3.1269e-05 deg
peri 51.97400626669153 3.2663e-05 deg
M 110.2857157387136 7.9544e-06 deg
tp 2458531.092450461283
(2019-Feb-16.59245046)
3.3449e-05 TDB
period 1532.262965353532
4.20
8.0275e-06
2.198e-08
d
yr
n .2349466169581008 1.2309e-09 deg/d
Q 3.288907462004129 1.1487e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1074  
   data-arc span      8253 days (22.60 yr)  
   first obs. used      1997-09-23  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50186  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 17:54:05  

Additional Information
 Earth MOID = .936948 au 
 Jupiter MOID = 1.99848 au 
 T_jup = 3.356 
[ show covariance matrix ]

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

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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