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136654 (1995 MB2)
Classification: Main-belt Asteroid          SPK-ID: 2136654
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05431125028876568 4.67e-08  
a 2.251303439133199 1.0199e-08 au
q 2.129032334574477 1.0555e-07 au
i 6.989105823454288 4.6625e-06 deg
node 244.5472118102354 3.983e-05 deg
peri 250.5765334797013 6.3958e-05 deg
M 300.437473356947 5.1769e-05 deg
tp 2459204.636230281240
(2020-Dec-21.13623028)
0.00017794 TDB
period 1233.813389778647
3.38
8.3845e-06
2.296e-08
d
yr
n .2917783215698333 1.9828e-09 deg/d
Q 2.373574543691921 1.0753e-08 au
  Orbit Determination Parameters
   # obs. used (total)      433  
   data-arc span      8917 days (24.41 yr)  
   first obs. used      1995-06-23  
   last obs. used      2019-11-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60178  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 11:04:40  

Additional Information
 Earth MOID = 1.15526 au 
 Jupiter MOID = 2.66348 au 
 T_jup = 3.615 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457417.5 (2016-Jan-30.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05357669116318045 4.6704e-08  
q 2.130882480025917 1.0547e-07 au
tp 2457970.577993735063
(2017-Aug-05.07799374)
0.00017747 TDB
node 244.5632817651632 3.9852e-05 deg
peri 250.5084710537545 6.4536e-05 deg
i 6.986326296029898 4.6625e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      433  
   data-arc span      8917 days (24.41 yr)  
   first obs. used      1995-06-23  
   last obs. used      2019-11-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60178  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 11:04:40  

Additional Information
 Jupiter MOID = 2.66348 au 
 T_jup = 3.615 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.181225232453976E-15 -4.905170824259667E-15 9.038853927472547E-13 1.321776973398177E-14 3.561489874729595E-13 4.150856513855113E-15
q -4.905170824259667E-15 1.112450161681714E-14 -1.459814029517738E-12 -3.050671672848198E-14 -6.489646576145991E-13 -8.844475524130612E-15
tp 9.038853927472547E-13 -1.459814029517738E-12 3.149561549291431E-8 -1.895888256288594E-11 9.021421105633478E-9 1.785811596408188E-11
node 1.321776973398177E-14 -3.050671672848198E-14 -1.895888256288594E-11 1.588199119281216E-9 -1.580849009587588E-9 -5.627300809082766E-11
peri 3.561489874729595E-13 -6.489646576145991E-13 9.021421105633478E-9 -1.580849009587588E-9 4.164921624488362E-9 6.115457583238327E-11
i 4.150856513855113E-15 -8.844475524130612E-15 1.785811596408188E-11 -5.627300809082766E-11 6.115457583238327E-11 2.173924679175312E-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 16.7   n/a MPO502856  

136654 (1995 MB2)          Discovered 1995-Jun-23 by Spacewatch at Kitt Peak
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

Alternate Designations
 1995 MB2 = 2004 BZ93 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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