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101934 (1999 RS22)
Classification: Main-belt Asteroid          SPK-ID: 2101934
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2215939828984009 3.9385e-08  
a 2.345433267237073 7.4012e-09 au
q 1.825699367927601 9.2908e-08 au
i 5.155260506430486 4.4175e-06 deg
node 329.1048390083509 4.4277e-05 deg
peri 10.32784253100097 4.5081e-05 deg
M 286.4971882575931 9.8182e-06 deg
tp 2459268.376428514828
(2021-Feb-22.87642851)
3.639e-05 TDB
period 1311.997622666458
3.59
6.2102e-06
1.7e-08
d
yr
n .2743907410962746 1.2988e-09 deg/d
Q 2.865167166546545 9.0413e-09 au
  Orbit Determination Parameters
   # obs. used (total)      846  
   data-arc span      7622 days (20.87 yr)  
   first obs. used      1999-08-12  
   last obs. used      2020-06-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51529  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:57:40  

Additional Information
 Earth MOID = .817076 au 
 Jupiter MOID = 2.52969 au 
 T_jup = 3.523 
[ 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 16.14   n/a E2021B55  

101934 (1999 RS22)          Discovered 1999-Sep-07 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
2021-May-22 16:53 < 00:01 Iris 0.0444300548007445 0.0444285441629574 0.0444315655698001 5.26314728398049 5.26314725939659 2459357.203663928 0.253522667685444 153.295302025799 32.5786555485539 -63.0490758444818 182859.663773836 T 17 CATAB v2.0f-lin.ifort 2020-Nov-12 19:57:42 2020-Nov-12 19:57

Alternate Designations
 1999 RS22 = 2001 DU77 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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