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102159 (1999 RY213)
Classification: Main-belt Asteroid          SPK-ID: 2102159
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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1193951536330914 3.7859e-08  
a 2.242248225136691 8.8028e-09 au
q 1.97453465381297 8.3671e-08 au
i 2.234948724481115 4.3943e-06 deg
node 160.5717738507402 0.00010876 deg
peri 82.90078562937816 0.00011069 deg
M 192.105065545133 2.1704e-05 deg
tp 2459772.451301717382
(2022-Jul-11.95130172)
7.5578e-05 TDB
period 1226.376896282167
3.36
7.2219e-06
1.977e-08
d
yr
n .293547604403965 1.7286e-09 deg/d
Q 2.509961796460413 9.8538e-09 au
  Orbit Determination Parameters
   # obs. used (total)      597  
   data-arc span      8899 days (24.36 yr)  
   first obs. used      1996-09-21  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55437  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:40:37  

Additional Information
 Earth MOID = .961518 au 
 Jupiter MOID = 2.4956 au 
 T_jup = 3.623 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457205.5 (2015-Jul-02.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1191554642989188 3.7892e-08  
q 1.97500452054237 8.3721e-08 au
tp 2457320.044482453181
(2015-Oct-24.54448245)
6.9578e-05 TDB
node 160.6023768137558 0.00010877 deg
peri 82.96335819287299 0.0001107 deg
i 2.234707576526181 4.3943e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      597  
   data-arc span      8899 days (24.36 yr)  
   first obs. used      1996-09-21  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55437  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:40:37  

Additional Information
 Jupiter MOID = 2.4956 au 
 T_jup = 3.623 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.435837211347341E-15 -3.159211100925279E-15 2.129922337540794E-13 1.313449205176544E-15 8.457849544508643E-14 -1.259166591587745E-16
q -3.159211100925279E-15 7.009185338268385E-15 -2.952438076088569E-13 -3.709826902285651E-15 -1.384931874239302E-13 2.22858861627651E-16
tp 2.129922337540794E-13 -2.952438076088569E-13 4.84105471299402E-9 -2.076463806586843E-11 1.448464308693424E-9 -4.450065406159341E-13
node 1.313449205176544E-15 -3.709826902285651E-15 -2.076463806586843E-11 1.183052727215992E-8 -1.182650601345992E-8 -1.33919995370331E-11
peri 8.457849544508643E-14 -1.384931874239302E-13 1.448464308693424E-9 -1.182650601345992E-8 1.225419454991534E-8 1.326105337274346E-11
i -1.259166591587745E-16 2.22858861627651E-16 -4.450065406159341E-13 -1.33919995370331E-11 1.326105337274346E-11 1.931012156447477E-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 16.53   n/a MPCxxxxx  

102159 (1999 RY213)          Discovered 1999-Sep-13 by Spacewatch at Kitt Peak
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
2040-Mar-06 14:21 < 00:01 Juno 0.0179368533332005 0.0179359808771464 0.0179377258416833 7.9127156579902 7.91271557227178 2466220.097687176 0.216841853311589 258.586900531844 42.7069226480973 88.1458315362179 62780.5809747845 T 24 CATAB v2.0f-lin.ifort 2021-Apr-13 15:40:39 2021-Apr-13 15:40

Alternate Designations
 1999 RY213 = 2002 JB66 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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