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65717 (1993 BX3)
Classification: Apollo [NEO, PHA]          SPK-ID: 2065717
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 155 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2812511533257676 7.6709e-09  
a 1.395208886683983 5.7731e-09 au
q 1.002804778173753 9.1363e-09 au
i 2.790768081794061 1.1843e-06 deg
node 175.4171520043893 1.9069e-05 deg
peri 290.1972891607845 1.8236e-05 deg
M 347.4888989065665 2.5222e-06 deg
tp 2459221.419452310966
(2021-Jan-06.91945231)
4.1748e-06 TDB
period 601.9456461670324
1.65
3.7361e-06
1.023e-08
d
yr
n .5980606426715552 3.712e-09 deg/d
Q 1.787612995194213 7.3968e-09 au

Additional Model Parameters
 Parameter Value Uncertainty (1-sigma) 
A2 [EST] 7.78622649995232E-14 1.045E-14
ALN [SET] 1. n/a
NK [SET] 0. n/a
NM [SET] 2. n/a
R0 [SET] 1. n/a
  Orbit Determination Parameters
   # obs. used (total)      1216  
   # delay obs. used      2  
   # Doppler obs. used      1  
   data-arc span      10421 days (28.53 yr)  
   first obs. used      1992-10-03  
   last obs. used      2021-04-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .27922  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-16 06:26:45  

Additional Information
 Earth MOID = .0474091 au 
 Jupiter MOID = 3.34709 au 
 T_jup = 4.722 
 Nongravitational accels. using nonstandard g(r) = (1 au/ r)^2 
[ 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 20.7   n/a E2021-CC3  
rotation period rot_per 20.463 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Mottola, S.; De Angelis, G.; Di Martino, M.; Erikson, A.; et al. (1995) Icarus 117, 62-70; Mottola, S.; De Angelis, G.; Di Martino, M.; Erikson, A.; Harris, A.W.; Hahn, G.; Neukum, G.; Pravec, M.; Wolf, M. (1995) Lunar & Planetary Science XXVI, 1003-1004.]

65717 (1993 BX3)          Discovered 1993-Jan-31 by McNaught, R. H. at Siding Spring
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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