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277391 (2005 UU131)
Classification: Main-belt Asteroid          SPK-ID: 2277391
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .253326718324613 4.5421e-08  
a 2.310436083826782 1.8575e-08 au
q 1.725140892812173 1.0117e-07 au
i 8.438590717018219 4.9516e-06 deg
node 116.9318131405969 6.0207e-05 deg
peri 198.0457875936471 6.306e-05 deg
M 117.5226645543089 1.9555e-05 deg
tp 2458581.746457925412
(2019-Apr-08.24645793)		 6.8363e-05 TDB
period 1282.742147810878
3.51		 1.5469e-05
4.235e-08		 d
yr
n .2806487653145056 3.3844e-09 deg/d
Q 2.895731274841391 2.328e-08 au
   Orbit Determination Parameters
   # obs. used (total)      267  
   data-arc span      5208 days (14.26 yr)  
   first obs. used      2005-10-24  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5986  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 14:11:38  

Additional Information
 Earth MOID = .713265 au 
 Jupiter MOID = 2.4047 au 
 T_jup = 3.527 
[ show covariance matrix ]

[ 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 16.5   n/a MPO503247  

277391 (2005 UU131)          Discovered 2005-Oct-24 by NEAT at Palomar
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)		 Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2132-Feb-16 00:40 00:01 Juno 0.0218308610334189 0.0217873128585292 0.0218745093920402 8.28406772914828 8.28406766187672 2499802.528123758 1.24713488305447 3188.2101746526 62.7030191506497 47.031658207471 38107.6459735095 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 14:11:48 2020-Feb-25 14:11
2193-Jul-16 00:47 00:01 Hebe 0.0230529893251835 0.0230322145114856 0.0230739482045566 5.16513844665242 5.16513839444306 2522233.532874778 1.37024783797705 3424.37608282789 101.170456114089 72.3943043471534 32479.434589232 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 14:11:48 2020-Feb-25 14:11
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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