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101947 (1999 RS26)
Classification: Main-belt Asteroid          SPK-ID: 2101947
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04064803815032485 3.6252e-08  
a 2.360756069623327 9.5398e-09 au
q 2.264795966841667 8.5953e-08 au
i 2.319783673698187 3.7356e-06 deg
node 225.1377317096899 9.4531e-05 deg
peri 299.4382978581426 0.00010467 deg
M 88.75034164454817 4.4499e-05 deg
tp 2458673.880107089386
(2019-Jul-09.38010709)
0.00016365 TDB
period 1324.875592239977
3.63
8.0307e-06
2.199e-08
d
yr
n .2717236260586137 1.647e-09 deg/d
Q 2.456716172404987 9.9276e-09 au
  Orbit Determination Parameters
   # obs. used (total)      792  
   data-arc span      9206 days (25.20 yr)  
   first obs. used      1995-06-03  
   last obs. used      2020-08-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54639  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:57:35  

Additional Information
 Earth MOID = 1.27221 au 
 Jupiter MOID = 2.5123 au 
 T_jup = 3.549 
[ 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 16.0   n/a MPO432546  

101947 (1999 RS26)          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
2166-Aug-24 07:40 00:07 Amphi 0.0186535976125773 0.0186450442971027 0.0186621855297007 2.83083310922143 2.83083300035445 2512410.819719113 7.17806073963714 1339.21817834144 32.8779669740579 71.4624644704591 80390.1446246682 T 17 CATAB v2.0f-lin.ifort 2020-Nov-12 19:57:38 2020-Nov-12 19:57

Alternate Designations
 1999 RS26 = 2001 BS71 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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