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5458 Aizman (1980 TB12)
Classification: Main-belt Asteroid          SPK-ID: 2005458
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 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02348411336262165 3.7123e-08  
a 3.170518696063049 1.7153e-08 au
q 3.096061875586393 1.1668e-07 au
i 9.195131042115859 4.102e-06 deg
node 222.2812181914116 2.1632e-05 deg
peri 129.9519708249615 7.9882e-05 deg
M 43.15956639076815 7.5948e-05 deg
tp 2458753.288609916887
(2019-Sep-26.78860992)
0.0004354 TDB
period 2062.024896731982
5.65
1.6734e-05
4.582e-08
d
yr
n .174585670895899 1.4168e-09 deg/d
Q 3.244975516539705 1.7556e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2341  
   data-arc span      17743 days (48.58 yr)  
   first obs. used      1972-04-19  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42822  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:22:26  

Additional Information
 Earth MOID = 2.10216 au 
 Jupiter MOID = 1.86289 au 
 T_jup = 3.182 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457218.5 (2015-Jul-15.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02589382385517862 3.7172e-08  
q 3.087791497652816 1.1657e-07 au
tp 2456637.650069728409
(2013-Dec-11.15006973)
0.00039987 TDB
node 222.3981065061339 2.1708e-05 deg
peri 120.8189022786356 7.3318e-05 deg
i 9.176294233501574 4.0994e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2341  
   data-arc span      17743 days (48.58 yr)  
   first obs. used      1972-04-19  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42822  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:22:26  

Additional Information
 Jupiter MOID = 1.86289 au 
 T_jup = 3.182 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.381756426928821E-15 -4.290061092863007E-15 2.143288550161983E-12 -2.516575526767145E-15 3.539750090638452E-13 -4.335661661200959E-16
q -4.290061092863007E-15 1.35890060571435E-14 -7.872933486702049E-12 7.88340078166069E-15 -1.301355015433432E-12 2.043396143235757E-15
tp 2.143288550161983E-12 -7.872933486702049E-12 1.598922267326214E-7 3.598681873103738E-11 2.801520145290597E-8 -4.026908327681371E-12
node -2.516575526767145E-15 7.88340078166069E-15 3.598681873103738E-11 4.712266981045135E-10 -4.588058050814818E-10 -1.98273133893674E-11
peri 3.539750090638452E-13 -1.301355015433432E-12 2.801520145290597E-8 -4.588058050814818E-10 5.375582291580894E-9 1.886050378742185E-11
i -4.335661661200959E-16 2.043396143235757E-15 -4.026908327681371E-12 -1.98273133893674E-11 1.886050378742185E-11 1.680520987924472E-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 12.2   n/a MPO332870  
diameter diameter 18.135 km 0.249 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
geometric albedo albedo 0.060   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

5458 Aizman (1980 TB12)          Discovered 1980-Oct-10 by Chernykh, N. S. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1980 TB12 = 1972 HM1 = 1980 VM = 1989 GY2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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