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74435 (1999 BM26)
Classification: Main-belt Asteroid          SPK-ID: 2074435
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 .1185368315229614 4.7134e-08  
a 3.001183059818257 1.7798e-08 au
q 2.645432329087015 1.5013e-07 au
i 2.216632738232901 5.4061e-06 deg
node 327.8980256430176 8.6301e-05 deg
peri 245.7363983793895 8.9338e-05 deg
M 320.5996235671489 2.5128e-05 deg
tp 2459208.342820276118
(2020-Dec-24.84282028)
0.00013354 TDB
period 1899.053310491123
5.20
1.6893e-05
4.625e-08
d
yr
n .1895681379828661 1.6863e-09 deg/d
Q 3.356933790549499 1.9908e-08 au
  Orbit Determination Parameters
   # obs. used (total)      954  
   data-arc span      21759 days (59.57 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5542  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 14:05:10  

Additional Information
 Earth MOID = 1.64014 au 
 Jupiter MOID = 1.62318 au 
 T_jup = 3.241 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457028.5 (2015-Jan-06.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1197847151788491 4.7269e-08  
q 2.643402918346369 1.5106e-07 au
tp 2457305.098258719220
(2015-Oct-09.59825872)
0.00012303 TDB
node 327.9484443991392 8.624e-05 deg
peri 244.9745757913862 8.9172e-05 deg
i 2.217668192476707 5.4061e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      954  
   data-arc span      21759 days (59.57 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5542  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 14:05:10  

Additional Information
 Jupiter MOID = 1.62318 au 
 T_jup = 3.241 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.234351948085056E-15 -7.111873595131679E-15 -3.418048681338149E-12 -5.023666017137955E-15 -5.568080349665003E-13 -1.948949115093053E-16
q -7.111873595131679E-15 2.281895792965787E-14 1.118444059355111E-11 1.45240621638417E-14 1.823932792245014E-12 3.991528417849298E-16
tp -3.418048681338149E-12 1.118444059355111E-11 1.513638418101755E-8 1.826380759221543E-11 2.787828103371157E-9 1.585267835944304E-12
node -5.023666017137955E-15 1.45240621638417E-14 1.826380759221543E-11 7.437375209332006E-9 -7.428240652345104E-9 4.760609480045747E-11
peri -5.568080349665003E-13 1.823932792245014E-12 2.787828103371157E-9 -7.428240652345104E-9 7.951621854036104E-9 -4.728639392974857E-11
i -1.948949115093053E-16 3.991528417849298E-16 1.585267835944304E-12 4.760609480045747E-11 -4.728639392974857E-11 2.922585392049415E-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 14.7   n/a MPO422175  
diameter diameter 3.975 km 0.415 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.147   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

74435 (1999 BM26)          Discovered 1999-Jan-16 by Spacewatch at Kitt Peak
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 BM26 = 1999 BA33 = 2000 JF28 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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