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JPL Small-Body Database Browser
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100283 (1995 BU8)
Classification: Main-belt Asteroid          SPK-ID: 2100283
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1182042823158318 3.5878e-08  
a 3.008323647588082 2.0357e-08 au
q 2.652726909851188 1.1157e-07 au
i 1.960569409829517 4.3516e-06 deg
node 53.35502261014886 0.00012589 deg
peri 65.32142831443716 0.00012774 deg
M 316.2748115789734 2.1764e-05 deg
tp 2459231.980521494927
(2021-Jan-17.48052149)
0.00011613 TDB
period 1905.834845942035
5.22
1.9345e-05
5.296e-08
d
yr
n .1888935973473901 1.9173e-09 deg/d
Q 3.363920385324977 2.2763e-08 au
  Orbit Determination Parameters
   # obs. used (total)      688  
   data-arc span      9136 days (25.01 yr)  
   first obs. used      1995-01-29  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52931  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 01:03:32  

Additional Information
 Earth MOID = 1.66961 au 
 Jupiter MOID = 1.71344 au 
 T_jup = 3.239 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457145.5 (2015-May-03.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1162806976063264 3.6464e-08  
q 2.658189782920783 1.1316e-07 au
tp 2457331.584174720689
(2015-Nov-05.08417472)
0.00011108 TDB
node 53.37990477057181 0.00012594 deg
peri 66.37874589686083 0.00012781 deg
i 1.961122908309743 4.3481e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      688  
   data-arc span      9136 days (25.01 yr)  
   first obs. used      1995-01-29  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52931  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 01:03:32  

Additional Information
 Jupiter MOID = 1.71344 au 
 T_jup = 3.239 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.32959686221735E-15 -4.074590917658653E-15 8.79788425709922E-13 2.978519405332195E-15 1.991955050109122E-13 -6.566307284282612E-16
q -4.074590917658653E-15 1.280522963813581E-14 -2.203373776970326E-12 -1.177584797505806E-14 -5.207766618557279E-13 2.22268638309968E-15
tp 8.79788425709922E-13 -2.203373776970326E-12 1.233845902868333E-8 7.335600879699299E-12 2.4430335409532E-9 -1.191661454058587E-12
node 2.978519405332195E-15 -1.177584797505806E-14 7.335600879699299E-12 1.586169294992723E-8 -1.585073971499302E-8 -1.124222022614188E-10
peri 1.991955050109122E-13 -5.207766618557279E-13 2.4430335409532E-9 -1.585073971499302E-8 1.633660919977921E-8 1.121073931439057E-10
i -6.566307284282612E-16 2.22268638309968E-15 -1.191661454058587E-12 -1.124222022614188E-10 1.121073931439057E-10 1.89058176180838E-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 15.2   n/a MPO502721  
diameter diameter 4.896 km 0.116 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.067   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

100283 (1995 BU8)          Discovered 1995-Jan-29 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1995 BU8 = 1998 SO44 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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