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72316 (2001 BX44)
Classification: Main-belt Asteroid          SPK-ID: 2072316
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .193697801811524 3.0342e-08  
a 2.329917383849829 7.3165e-09 au
q 1.878617508195661 6.9697e-08 au
i 7.053673573177124 3.1278e-06 deg
node 106.0386326267517 2.7853e-05 deg
peri 26.46879737728726 2.919e-05 deg
M 288.2745118493876 9.7535e-06 deg
tp 2459655.309504535405
(2022-Mar-16.80950454)
3.5925e-05 TDB
period 1299.000174625515
3.56
6.1188e-06
1.675e-08
d
yr
n .2771362214048843 1.3054e-09 deg/d
Q 2.781217259503998 8.7337e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1414  
   data-arc span      8697 days (23.81 yr)  
   first obs. used      1997-02-03  
   last obs. used      2020-11-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49961  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:01:23  

Additional Information
 Earth MOID = .896841 au 
 Jupiter MOID = 2.27481 au 
 T_jup = 3.536 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457343.5 (2015-Nov-17.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1927169474501014 3.0128e-08  
q 1.881424148565658 6.9104e-08 au
tp 2457053.696855729283
(2015-Jan-31.19685573)
3.0339e-05 TDB
node 106.0683232017149 2.7856e-05 deg
peri 25.99914729812819 2.9227e-05 deg
i 7.052151175717706 3.1261e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1414  
   data-arc span      8697 days (23.81 yr)  
   first obs. used      1997-02-03  
   last obs. used      2020-11-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49961  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:01:23  

Additional Information
 Jupiter MOID = 2.27481 au 
 T_jup = 3.536 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.0771264310474E-16 -2.074596180488675E-15 2.182189366101427E-13 2.373164639987635E-15 6.176251799298578E-14 -1.584265936884922E-16
q -2.074596180488675E-15 4.7753273356504E-15 -4.485832177978881E-13 -6.350716425745548E-15 -1.252054474429834E-13 4.793362333475555E-16
tp 2.182189366101427E-13 -4.485832177978881E-13 9.20442868332288E-10 -6.775353873471436E-12 2.794999550121344E-10 -2.359743312692795E-13
node 2.373164639987635E-15 -6.350716425745548E-15 -6.775353873471436E-12 7.759712976810959E-10 -7.718927965168909E-10 1.158300820917747E-11
peri 6.176251799298578E-14 -1.252054474429834E-13 2.794999550121344E-10 -7.718927965168909E-10 8.541940773543733E-10 -1.158046192069629E-11
i -1.584265936884922E-16 4.793362333475555E-16 -2.359743312692795E-13 1.158300820917747E-11 -1.158046192069629E-11 9.772417098303758E-12

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.22   n/a E2021B10  
diameter diameter 2.271 km 0.335 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.342   0.199 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

72316 (2001 BX44)          Discovered 2001-Jan-19 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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