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100277 (1994 XB5)
Classification: Main-belt Asteroid          SPK-ID: 2100277
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1997173900908486 3.5942e-08  
a 2.467839499478601 1.288e-08 au
q 1.974969035479629 8.5558e-08 au
i 8.806339733931779 4.8495e-06 deg
node 226.154616973085 2.4424e-05 deg
peri 264.5126106608009 3.0186e-05 deg
M 169.028375713264 2.02e-05 deg
tp 2458335.638919717853
(2018-Aug-05.13891972)
7.5792e-05 TDB
period 1416.034366369355
3.88
1.1085e-05
3.035e-08
d
yr
n .2542311179374997 1.9902e-09 deg/d
Q 2.960709963477573 1.5452e-08 au
  Orbit Determination Parameters
   # obs. used (total)      718  
   data-arc span      10888 days (29.81 yr)  
   first obs. used      1990-12-25  
   last obs. used      2020-10-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5445  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:07:02  

Additional Information
 Earth MOID = 1.01246 au 
 Jupiter MOID = 2.18846 au 
 T_jup = 3.442 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457718.5 (2016-Nov-26.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1993870224717497 3.5603e-08  
q 1.974807844982161 8.4568e-08 au
tp 2458333.828949064875
(2018-Aug-03.32894906)
7.6176e-05 TDB
node 226.254427894581 2.437e-05 deg
peri 264.0357228788631 3.0248e-05 deg
i 8.817534014274244 4.8552e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      718  
   data-arc span      10888 days (29.81 yr)  
   first obs. used      1990-12-25  
   last obs. used      2020-10-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5445  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:07:02  

Additional Information
 Jupiter MOID = 2.18846 au 
 T_jup = 3.442 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.267571714594724E-15 -2.990810151961418E-15 1.404730779058618E-12 -1.082023814353028E-14 3.139076589260063E-13 8.737747309793626E-16
q -2.990810151961418E-15 7.151821033385909E-15 -2.894087952571097E-12 2.363065800619044E-14 -6.489044126944471E-13 -1.449947880713328E-15
tp 1.404730779058618E-12 -2.894087952571097E-12 5.802742422859841E-9 -2.726286372632299E-11 1.373717603306459E-9 3.9683180655567E-13
node -1.082023814353028E-14 2.363065800619044E-14 -2.726286372632299E-11 5.938862283463766E-10 -5.927533754881363E-10 -3.575985621389101E-11
peri 3.139076589260063E-13 -6.489044126944471E-13 1.373717603306459E-9 -5.927533754881363E-10 9.149151845503275E-10 3.532649384819967E-11
i 8.737747309793626E-16 -1.449947880713328E-15 3.9683180655567E-13 -3.575985621389101E-11 3.532649384819967E-11 2.357327829500926E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.9   n/a MPO385419  
diameter diameter 3.635 km 0.854 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.059   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

100277 (1994 XB5)          Discovered 1994-Dec-02 by Pravec, P. at Ondrejov
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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