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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2215784284470381 3.9412e-08  
a 2.346000440637139 7.5143e-09 au
q 1.826177349864703 9.2955e-08 au
i 5.155768668992628 4.418e-06 deg
node 329.0964825066733 4.4262e-05 deg
peri 10.24963068848135 4.5064e-05 deg
M 341.432271948533 9.9373e-06 deg
tp 2459268.193477793906
(2021-Feb-22.69347779)
3.6391e-05 TDB
period 1312.473552943961
3.59
6.3059e-06
1.726e-08
d
yr
n .2742912412920606 1.3178e-09 deg/d
Q 2.865823531409576 9.1793e-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 = .815666 au 
 Jupiter MOID = 2.52906 au 
 T_jup = 3.522 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456958.5 (2014-Oct-28.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2207536444769177 3.9295e-08  
q 1.827946646090031 9.2511e-08 au
tp 2456641.995411101115
(2013-Dec-15.49541110)
3.2211e-05 TDB
node 329.1535972643038 4.4227e-05 deg
peri 9.907398062902535 4.5047e-05 deg
i 5.159095554072604 4.4159e-06 deg
  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
 Jupiter MOID = 2.52906 au 
 T_jup = 3.522 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.544121337356127E-15 -3.628034554431245E-15 2.498962024038779E-13 1.223119276479527E-14 3.387098620232777E-14 -1.043316014576668E-15
q -3.628034554431245E-15 8.558362325013617E-15 -5.488323776729565E-13 -2.84900750132992E-14 -6.848747093973016E-14 2.648348328452316E-15
tp 2.498962024038779E-13 -5.488323776729565E-13 1.037540107529861E-9 3.447640307951001E-12 2.880470846526965E-10 -6.547237759806579E-13
node 1.223119276479527E-14 -2.84900750132992E-14 3.447640307951001E-12 1.956023494838097E-9 -1.947044810369719E-9 3.845575274324986E-11
peri 3.387098620232777E-14 -6.848747093973016E-14 2.880470846526965E-10 -1.947044810369719E-9 2.029225833448858E-9 -3.849162921699121E-11
i -1.043316014576668E-15 2.648348328452316E-15 -6.547237759806579E-13 3.845575274324986E-11 -3.849162921699121E-11 1.950007140796077E-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 16.14   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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