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441577 (2008 UU57)
Classification: Main-belt Asteroid          SPK-ID: 2441577
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 .2196663327149587 1.2012e-07  
a 2.332562951869753 2.995e-08 au
q 1.820177402405746 2.972e-07 au
i 2.731137727395517 5.5605e-06 deg
node 120.6778065997211 0.0002236 deg
peri 218.3304672705578 0.00022549 deg
M 131.7077561911007 2.2351e-05 deg
tp 2458524.444773739655
(2019-Feb-09.94477374)
8.3729e-05 TDB
period 1301.21328014321
3.56
2.5062e-05
6.862e-08
d
yr
n .2766648676997662 5.3286e-09 deg/d
Q 2.844948501333761 3.653e-08 au
  Orbit Determination Parameters
   # obs. used (total)      162  
   data-arc span      4517 days (12.37 yr)  
   first obs. used      2006-01-05  
   last obs. used      2018-05-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67269  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-31 17:30:14  

Additional Information
 Earth MOID = .81216 au 
 Jupiter MOID = 2.5475 au 
 T_jup = 3.536 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456902.5 (2014-Sep-02.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2209396671455698 1.2062e-07  
q 1.816399543015969 2.9856e-07 au
tp 2457223.323173282977
(2015-Jul-19.82317328)
9.4619e-05 TDB
node 120.7387360711481 0.00022367 deg
peri 218.2582268672106 0.00022552 deg
i 2.731294525604547 5.5631e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      162  
   data-arc span      4517 days (12.37 yr)  
   first obs. used      2006-01-05  
   last obs. used      2018-05-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67269  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-31 17:30:14  

Additional Information
 Jupiter MOID = 2.5475 au 
 T_jup = 3.536 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.454992731285684E-14 -3.5958534725168E-14 8.476320875723616E-12 1.07212113997169E-13 2.472561991795187E-12 -4.311766036586882E-14
q -3.5958534725168E-14 8.913666140644188E-14 -2.107683729073401E-11 -2.564901439627369E-13 -6.187850930350014E-12 1.075013177120443E-13
tp 8.476320875723616E-12 -2.107683729073401E-11 8.95271390539616E-9 1.286110662900941E-10 2.855499906575715E-9 -3.078878519436043E-11
node 1.07212113997169E-13 -2.564901439627369E-13 1.286110662900941E-10 5.002888131918714E-8 -4.992974489799351E-8 2.996745841314349E-10
peri 2.472561991795187E-12 -6.187850930350014E-12 2.855499906575715E-9 -4.992974489799351E-8 5.086095501854959E-8 -3.092313659879005E-10
i -4.311766036586882E-14 1.075013177120443E-13 -3.078878519436043E-11 2.996745841314349E-10 -3.092313659879005E-10 3.094856133303582E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.7   n/a MPO456092  

441577 (2008 UU57)          Discovered 2008-Oct-21 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

Alternate Designations
 2008 UU57 = 2006 BK5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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