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150631 (2001 AK48)
Classification: Main-belt Asteroid          SPK-ID: 2150631
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05453334742469818 4.6601e-08  
a 3.068122370583862 2.7871e-08 au
q 2.900807387407324 1.307e-07 au
i 3.186394378747512 3.9719e-06 deg
node 104.4219175770795 0.00010253 deg
peri 141.9316285161973 0.00011475 deg
M 113.9398432245222 5.194e-05 deg
tp 2458579.229747223155
(2019-Apr-05.72974722)
0.00028288 TDB
period 1962.941888193933
5.37
2.6747e-05
7.323e-08
d
yr
n .1833981954153668 2.499e-09 deg/d
Q 3.2354373537604 2.939e-08 au
  Orbit Determination Parameters
   # obs. used (total)      473  
   data-arc span      8628 days (23.62 yr)  
   first obs. used      1997-05-02  
   last obs. used      2020-12-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56596  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:19:21  

Additional Information
 Earth MOID = 1.88634 au 
 Jupiter MOID = 1.76613 au 
 T_jup = 3.227 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457244.5 (2015-Aug-10.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05331616570873261 4.5778e-08  
q 2.907064075567769 1.2787e-07 au
tp 2456632.337795757583
(2013-Dec-05.83779576)
0.00029605 TDB
node 104.4683061170714 0.00010271 deg
peri 145.4572568917993 0.0001159 deg
i 3.183731818452495 3.9647e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      473  
   data-arc span      8628 days (23.62 yr)  
   first obs. used      1997-05-02  
   last obs. used      2020-12-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56596  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:19:21  

Additional Information
 Jupiter MOID = 1.76613 au 
 T_jup = 3.227 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.095602572810836E-15 -5.764655446194363E-15 -3.955874692291416E-12 -3.159368906439705E-15 -7.412607696775308E-13 6.563419785167911E-16
q -5.764655446194363E-15 1.635117367736929E-14 1.108314039325363E-11 9.883962379308012E-15 2.09943621836611E-12 -1.504642704639461E-15
tp -3.955874692291416E-12 1.108314039325363E-11 8.764633221120423E-8 3.829971374226103E-11 1.595328232564105E-8 -4.879235102261814E-12
node -3.159368906439705E-15 9.883962379308012E-15 3.829971374226103E-11 1.054862158342519E-8 -1.052520353314625E-8 6.579281843944467E-11
peri -7.412607696775308E-13 2.09943621836611E-12 1.595328232564105E-8 -1.052520353314625E-8 1.343176801789267E-8 -6.657495001737013E-11
i 6.563419785167911E-16 -1.504642704639461E-15 -4.879235102261814E-12 6.579281843944467E-11 -6.657495001737013E-11 1.571878638464119E-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 15.30   n/a E2021B55  

150631 (2001 AK48)          Discovered 2001-Jan-15 by Bickel, W. at Bergisch Gladbach
Reference: 20070303/Numbers.arcLast Updated: 2007-03-07

[ show close-approach data ]
Alternate Designations
 2001 AK48 = 2002 GS144 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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