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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 ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1183531252410196 4.4843e-08  
a 3.000484126519226 1.6864e-08 au
q 2.645367452909605 1.4214e-07 au
i 2.216679837796508 5.3139e-06 deg
node 327.8989358304701 8.5657e-05 deg
peri 245.7869698442219 8.8494e-05 deg
M 358.470542914311 2.3936e-05 deg
tp 2459208.565294355470
(2020-Dec-25.06529436)
0.00012625 TDB
period 1898.389954930415
5.20
1.6004e-05
4.382e-08
d
yr
n .1896343788930318 1.5987e-09 deg/d
Q 3.355600800128848 1.886e-08 au
  Orbit Determination Parameters
   # obs. used (total)      966  
   data-arc span      22055 days (60.38 yr)  
   first obs. used      1960-09-24  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55395  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:13:27  

Additional Information
 Earth MOID = 1.63906 au 
 Jupiter MOID = 1.62341 au 
 T_jup = 3.241 
[ show covariance matrix ]

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 14.77   n/a E2021B10  
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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