Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
541638 (2011 UK194)
Classification: Inner Main-belt Asteroid          SPK-ID: 2541638
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09504869343940384 4.9546e-08  
a 1.966715829426084 2.1037e-08 au
q 1.779782059472542 9.5842e-08 au
i 21.52237236740118 8.8495e-06 deg
node 217.1238842290151 1.4148e-05 deg
peri 231.337538511551 6.6808e-05 deg
M 142.3859133899236 7.1227e-05 deg
tp 2458998.048586725463
(2020-May-28.54858673)
0.00019536 TDB
period 1007.420645510178
2.76
1.6164e-05
4.425e-08
d
yr
n .3573482453475915 5.7336e-09 deg/d
Q 2.153649599379627 2.3037e-08 au
  Orbit Determination Parameters
   # obs. used (total)      103  
   data-arc span      4038 days (11.06 yr)  
   first obs. used      2010-05-22  
   last obs. used      2021-06-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59277  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 09:01:11  

Additional Information
 Earth MOID = .830548 au 
 Jupiter MOID = 3.09505 au 
 T_jup = 3.784 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458711.5 (2019-Aug-16.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09492017211842477 4.9512e-08  
q 1.780061899265488 9.5668e-08 au
tp 2458998.459904198560
(2020-May-28.95990420)
0.00019561 TDB
node 217.1311947513644 1.4148e-05 deg
peri 231.5051132135718 6.6892e-05 deg
i 21.52218369012907 8.8493e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      103  
   data-arc span      4038 days (11.06 yr)  
   first obs. used      2010-05-22  
   last obs. used      2021-06-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59277  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 09:01:11  

Additional Information
 Jupiter MOID = 3.09505 au 
 T_jup = 3.784 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.451415519573727E-15 -4.645701962148214E-15 -7.870348021104538E-13 -4.938527378233183E-15 -3.675650047075832E-13 1.243737022086582E-14
q -4.645701962148214E-15 9.152428501607576E-15 3.80088993018346E-12 7.163103953270976E-15 1.449251780490791E-12 -2.698471715094725E-14
tp -7.870348021104538E-13 3.80088993018346E-12 3.826349401146124E-8 1.028628548464876E-11 1.279427917173633E-8 -1.338455478994175E-10
node -4.938527378233183E-15 7.163103953270976E-15 1.028628548464876E-11 2.001784051866378E-10 -1.816903066780322E-10 -4.344772474942859E-11
peri -3.675650047075832E-13 1.449251780490791E-12 1.279427917173633E-8 -1.816903066780322E-10 4.474523404778592E-9 -4.566292387260761E-12
i 1.243737022086582E-14 -2.698471715094725E-14 -1.338455478994175E-10 -4.344772474942859E-11 -4.566292387260761E-12 7.830967325254598E-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 17.9   n/a MPO434965  

541638 (2011 UK194)          Discovered 2011-Oct-22 by Spacewatch at Kitt Peak
Reference: Last Updated: 2019-12-13

Alternate Designations
 2011 UK194 = 2013 LK29 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Aug-02 04:19 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin