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100426 (1996 HB7)
Classification: Main-belt Asteroid          SPK-ID: 2100426
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2382184941565834 2.6866e-08  
a 2.582432034024465 1.0339e-08 au
q 1.967248963617435 6.701e-08 au
i 4.732862823104106 5.877e-06 deg
node 139.6797703748327 3.6812e-05 deg
peri 259.5516908243785 3.9362e-05 deg
M 79.8472777311907 1.3772e-05 deg
tp 2458664.298698210443
(2019-Jun-29.79869821)
5.7076e-05 TDB
period 1515.799562405892
4.15
9.1028e-06
2.492e-08
d
yr
n .2374984192689728 1.4262e-09 deg/d
Q 3.197615104431496 1.2802e-08 au
  Orbit Determination Parameters
   # obs. used (total)      716  
   data-arc span      10709 days (29.32 yr)  
   first obs. used      1991-01-15  
   last obs. used      2020-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55161  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:06:14  

Additional Information
 Earth MOID = .981558 au 
 Jupiter MOID = 2.24085 au 
 T_jup = 3.379 
[ 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 16.0   n/a MPO351564  

100426 (1996 HB7)          Discovered 1996-Apr-18 by Spacewatch at Kitt Peak
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
1997-Nov-25 19:51 < 00:01 Eunom 0.0316089069958461 0.0316075772657976 0.0316102369369336 5.32440966919417 5.32440958578517 2450778.327305840 0.608681996306482 164.377962468358 34.2964280006522 -69.3424672718555 129330.398084174 T 23 CATAB v2.0f-lin.ifort 2020-Nov-12 20:06:16 2020-Nov-12 20:06
2084-May-03 23:02 00:08 Cybel 0.0496970754025535 0.0496949487409969 0.0496992023404308 3.01768668480508 3.01768664424386 2482349.459547766 8.33615626180566 423.672445125348 94.625045616551 -83.3595937731737 78001.1517975479 T 23 CATAB v2.0f-lin.ifort 2020-Nov-12 20:06:16 2020-Nov-12 20:06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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