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115654 (2003 UQ137)
Classification: Main-belt Asteroid          SPK-ID: 2115654
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1010386272170799 4.6682e-08  
a 2.287765624152743 8.7327e-09 au
q 2.056612926093924 1.0508e-07 au
i 10.02068414838794 5.0343e-06 deg
node 205.5042478746815 1.6544e-05 deg
peri .7626147859423046 2.2032e-05 deg
M 234.5976356782951 1.534e-05 deg
tp 2459836.769850169543
(2022-Sep-14.26985017)
5.4631e-05 TDB
period 1263.908754179704
3.46
7.2368e-06
1.981e-08
d
yr
n .2848306879824132 1.6309e-09 deg/d
Q 2.518918322211563 9.6151e-09 au
  Orbit Determination Parameters
   # obs. used (total)      883  
   data-arc span      8380 days (22.94 yr)  
   first obs. used      1998-03-04  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4924  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:44:33  

Additional Information
 Earth MOID = 1.05297 au 
 Jupiter MOID = 2.43986 au 
 T_jup = 3.574 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457669.5 (2016-Oct-08.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1004258594719567 4.6778e-08  
q 2.058368998278429 1.0521e-07 au
tp 2457308.874125449935
(2015-Oct-13.37412545)
5.2015e-05 TDB
node 205.5536370076874 1.6536e-05 deg
peri .8435281597861493 2.2062e-05 deg
i 10.02237855893052 5.0353e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      883  
   data-arc span      8380 days (22.94 yr)  
   first obs. used      1998-03-04  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4924  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:44:33  

Additional Information
 Jupiter MOID = 2.43986 au 
 T_jup = 3.574 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.188193115081978E-15 -4.908641002460609E-15 -2.136861602755808E-13 9.441201227287942E-15 -7.261747417033796E-14 2.124959238115986E-16
q -4.908641002460609E-15 1.106949428539423E-14 5.129047731821286E-13 -2.164092973333775E-14 1.758933316596784E-13 -2.629349919380758E-16
tp -2.136861602755808E-13 5.129047731821286E-13 2.70553839906043E-9 -4.531221995662617E-12 7.637853541865931E-10 7.086309706957345E-13
node 9.441201227287942E-15 -2.164092973333775E-14 -4.531221995662617E-12 2.73432611267829E-10 -2.701456578085095E-10 -5.254355322305663E-12
peri -7.261747417033796E-14 1.758933316596784E-13 7.637853541865931E-10 -2.701456578085095E-10 4.867451524453673E-10 5.427746042262E-12
i 2.124959238115986E-16 -2.629349919380758E-16 7.086309706957345E-13 -5.254355322305663E-12 5.427746042262E-12 2.53543704644523E-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 15.97   n/a E2021B55  

115654 (2003 UQ137)          Discovered 2003-Oct-21 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ 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
1914-Sep-06 16:16 < 00:01 Juno 0.00342460130972126 0.00341020249449176 0.00343904661439886 6.89732748852662 6.89732697346981 2420382.177479787 0.350939104006164 957.378063069223 72.6501296434872 41.4736676119876 4684.26907817699 T 21 CATAB v2.0f-lin.ifort 2021-Apr-13 16:44:35 2021-Apr-13 16:44
2132-Oct-20 00:04 < 00:01 Juno 0.0442384107779391 0.0442223783725843 0.0442544518119958 7.20522694930622 7.20522691113827 2500049.502636937 0.406829123075798 1263.11996122432 71.3919933522919 50.8447156011052 71935.2439642453 T 21 CATAB v2.0f-lin.ifort 2021-Apr-13 16:44:35 2021-Apr-13 16:44
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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