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193934 (2001 RW27)
Classification: Main-belt Asteroid          SPK-ID: 2193934
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1605081569912231 4.6087e-08  
a 2.299563697760861 1.0145e-08 au
q 1.930464966749343 1.0522e-07 au
i 6.203527311590998 4.896e-06 deg
node 165.2345094404289 4.6943e-05 deg
peri 91.40498581227244 4.9849e-05 deg
M 83.82317169442923 1.6265e-05 deg
tp 2458303.929341337545
(2018-Jul-04.42934134)
5.694e-05 TDB
period 1273.6983695593
3.49
8.429e-06
2.308e-08
d
yr
n .282641486087919 1.8704e-09 deg/d
Q 2.668662428772379 1.1774e-08 au
  Orbit Determination Parameters
   # obs. used (total)      381  
   data-arc span      6677 days (18.28 yr)  
   first obs. used      2001-07-20  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58512  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 21:48:49  

Additional Information
 Earth MOID = .927579 au 
 Jupiter MOID = 2.39935 au 
 T_jup = 3.567 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457048.5 (2015-Jan-26.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1602529519269119 4.5943e-08  
q 1.931231529493151 1.0487e-07 au
tp 2457030.742363500323
(2015-Jan-08.24236350)
5.5415e-05 TDB
node 165.2548524783506 4.6924e-05 deg
peri 91.59583018215383 4.9863e-05 deg
i 6.204264008782144 4.897e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      381  
   data-arc span      6677 days (18.28 yr)  
   first obs. used      2001-07-20  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58512  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 21:48:49  

Additional Information
 Jupiter MOID = 2.39935 au 
 T_jup = 3.567 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.110792550039295E-15 -4.802478276630211E-15 -8.527642678098583E-13 2.301810944581985E-15 -2.819610174288942E-13 -8.522079379314817E-15
q -4.802478276630211E-15 1.099810029340578E-14 2.02752822999774E-12 -2.780084591496203E-15 6.622526168658054E-13 1.994352298052589E-14
tp -8.527642678098583E-13 2.02752822999774E-12 3.070779432315217E-9 1.13573215696072E-11 9.575372533148394E-10 7.362097068175505E-12
node 2.301810944581985E-15 -2.780084591496203E-15 1.13573215696072E-11 2.201885174021016E-9 -2.185167073911521E-9 7.19100405409136E-11
peri -2.819610174288942E-13 6.622526168658054E-13 9.575372533148394E-10 -2.185167073911521E-9 2.486292194164419E-9 -6.914435031570495E-11
i -8.522079379314817E-15 1.994352298052589E-14 7.362097068175505E-12 7.19100405409136E-11 -6.914435031570495E-11 2.398023569733016E-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 16.8   n/a MPO440069  

193934 (2001 RW27)          Discovered 2001-Sep-07 by LINEAR at Socorro
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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