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39285 (2001 BP75)
Classification: Jupiter Trojan          SPK-ID: 2039285
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07984127018215312 5.7601e-08  
a 5.167437410228507 1.6578e-07 au
q 4.754862643809087 3.5757e-07 au
i 6.491423735241336 7.6602e-06 deg
node 330.6551650667061 5.5205e-05 deg
peri 128.1527281234637 8.2098e-05 deg
M 274.2265811821363 6.6267e-05 deg
tp 2460022.760275003185
(2023-Mar-19.26027500)
0.00082331 TDB
period 4290.533175348982
11.75
0.00020647
5.653e-07
d
yr
n .08390565584444373 4.0378e-09 deg/d
Q 5.580012176647926 1.7902e-07 au
  Orbit Determination Parameters
   # obs. used (total)      404  
   data-arc span      8423 days (23.06 yr)  
   first obs. used      1996-09-10  
   last obs. used      2019-10-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60141  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 05:48:02  

Additional Information
 Earth MOID = 3.77657 au 
 Jupiter MOID = .395018 au 
 T_jup = 2.981 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.5   n/a MPO452714  
diameter diameter 17.602 km 0.499 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)  
geometric albedo albedo 0.063   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)  

39285 (2001 BP75)          Discovered 2001-Jan-26 by Spacewatch at Kitt Peak
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2001 BP75 = 1996 RO27 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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