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213377 (2001 UL27)
Classification: Main-belt Asteroid          SPK-ID: 2213377
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1022236476714178 3.6704e-08  
a 2.791485477231095 1.6246e-08 au
q 2.506129649326744 1.024e-07 au
i 4.301523564104315 4.803e-06 deg
node 67.64403264479439 5.1351e-05 deg
peri 278.6671719587462 5.8729e-05 deg
M 65.78587535253189 2.6182e-05 deg
tp 2458889.198191957220
(2020-Feb-09.69819196)
0.00012354 TDB
period 1703.536667937452
4.66
1.4871e-05
4.071e-08
d
yr
n .2113250667130448 1.8448e-09 deg/d
Q 3.076841305135446 1.7906e-08 au
  Orbit Determination Parameters
   # obs. used (total)      467  
   data-arc span      7062 days (19.33 yr)  
   first obs. used      2001-09-16  
   last obs. used      2021-01-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58164  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:42:27  

Additional Information
 Earth MOID = 1.50184 au 
 Jupiter MOID = 2.30201 au 
 T_jup = 3.317 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457712.5 (2016-Nov-20.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1048451273846647 3.6817e-08  
q 2.497687751765338 1.0301e-07 au
tp 2457184.585033639465
(2015-Jun-11.08503364)
0.00011846 TDB
node 67.66387848322013 5.1363e-05 deg
peri 278.4578173609742 5.8343e-05 deg
i 4.303072965379187 4.8047e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      467  
   data-arc span      7062 days (19.33 yr)  
   first obs. used      2001-09-16  
   last obs. used      2021-01-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58164  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:42:27  

Additional Information
 Jupiter MOID = 2.30201 au 
 T_jup = 3.317 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.355489132721754E-15 -3.754801819039122E-15 4.97170587911037E-13 -5.838050686398966E-15 7.441819672464275E-14 -1.465121586852769E-15
q -3.754801819039122E-15 1.061194372931246E-14 -1.398972834281057E-12 1.496362642071443E-14 -1.978819092255806E-13 4.291232111241477E-15
tp 4.97170587911037E-13 -1.398972834281057E-12 1.403372918209464E-8 -3.71213765998286E-11 3.287772793501534E-9 -2.705117657672849E-12
node -5.838050686398966E-15 1.496362642071443E-14 -3.71213765998286E-11 2.638195958946324E-9 -2.638950476312557E-9 -6.380035738048415E-11
peri 7.441819672464275E-14 -1.978819092255806E-13 3.287772793501534E-9 -2.638950476312557E-9 3.403867474573415E-9 6.30485297567899E-11
i -1.465121586852769E-15 4.291232111241477E-15 -2.705117657672849E-12 -6.380035738048415E-11 6.30485297567899E-11 2.308530776547702E-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 16.03   n/a MPCxxxxx  

213377 (2001 UL27)          Discovered 2001-Oct-18 by NEAT at Palomar
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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