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201722 (2003 UK190)
Classification: Main-belt Asteroid          SPK-ID: 2201722
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07516168940746594 9.5461e-08  
a 2.855116156911427 2.9961e-08 au
q 2.640520803103413 2.8664e-07 au
i 3.845690922951484 4.7329e-06 deg
node 74.8203300196521 0.00013575 deg
peri 281.54498650 0.00013944 deg
M 194.5881394149736 3.4139e-05 deg
tp 2459810.151724681425
(2022-Aug-18.65172468)
0.00017157 TDB
period 1762.114396479367
4.82
2.7737e-05
7.594e-08
d
yr
n .2043000163435844 3.2158e-09 deg/d
Q 3.069711510719442 3.2213e-08 au
  Orbit Determination Parameters
   # obs. used (total)      187  
   data-arc span      6027 days (16.50 yr)  
   first obs. used      2003-10-22  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54755  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 07:07:39  

Additional Information
 Earth MOID = 1.63948 au 
 Jupiter MOID = 2.2794 au 
 T_jup = 3.296 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457238.5 (2015-Aug-04.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07377139154925023 9.523e-08  
q 2.645699850319736 2.8536e-07 au
tp 2458049.400378121134
(2017-Oct-22.90037812)
0.00016682 TDB
node 74.84078926088134 0.00013574 deg
peri 281.85340197479 0.00013962 deg
i 3.845387022598414 4.7319e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      187  
   data-arc span      6027 days (16.50 yr)  
   first obs. used      2003-10-22  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54755  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 07:07:39  

Additional Information
 Jupiter MOID = 2.2794 au 
 T_jup = 3.296 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.068748105182434E-15 -2.707444626396886E-14 -4.14212465062617E-12 2.104755145943332E-14 -9.038797735174849E-13 -4.362140393542811E-17
q -2.707444626396886E-14 8.142750667102726E-14 1.285898768855336E-11 -6.430821462936526E-14 2.736445671912586E-12 7.539967061496968E-16
tp -4.14212465062617E-12 1.285898768855336E-11 2.782968890159833E-8 -1.743451710383561E-11 5.593834605901397E-9 5.54320182373606E-13
node 2.104755145943332E-14 -6.430821462936526E-14 -1.743451710383561E-11 1.842597640469595E-8 -1.838830676796618E-8 -6.508079137027815E-11
peri -9.038797735174849E-13 2.736445671912586E-12 5.593834605901397E-9 -1.838830676796618E-8 1.949278791210346E-8 6.50005491047069E-11
i -4.362140393542811E-17 7.539967061496968E-16 5.54320182373606E-13 -6.508079137027815E-11 6.50005491047069E-11 2.239070205055407E-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 16.4   n/a MPO433322  

201722 (2003 UK190)          Discovered 2003-Oct-22 by Spacewatch at Kitt Peak
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

[ 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
2156-Jul-31 10:24 00:21 Iris 0.0484935443659556 0.0484820359130031 0.0485051023600122 3.2780446493407 3.27804461317689 2508734.933381174 20.7157686373134 2521.76781195668 59.4411629861956 -76.8934439968575 118771.288226731 T 14 CATAB v2.0f-lin.ifort 2020-May-21 07:07:40 2020-May-21 07:07
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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