Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
14419 (1991 RK23)
Classification: Main-belt Asteroid          SPK-ID: 2014419
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09672747938569118 3.3325e-08  
a 2.201947853686697 6.0993e-09 au
q 1.98895898806085 7.4234e-08 au
i 3.268361356975022 2.917e-06 deg
node 91.90786943454076 6.3584e-05 deg
peri 231.2009452760515 6.5442e-05 deg
M 7.445458733423118 1.5876e-05 deg
tp 2459175.817000651870
(2020-Nov-22.31700065)
5.262e-05 TDB
period 1193.463033437771
3.27
4.9587e-06
1.358e-08
d
yr
n .3016431928880276 1.2533e-09 deg/d
Q 2.414936719312544 6.6893e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2033  
   data-arc span      10684 days (29.25 yr)  
   first obs. used      1991-09-15  
   last obs. used      2020-12-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5219  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:28:39  

Additional Information
 Earth MOID = .976294 au 
 Jupiter MOID = 2.81165 au 
 T_jup = 3.656 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456661.5 (2014-Jan-04.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09700195564944464 3.3343e-08  
q 1.988217053500683 7.4282e-08 au
tp 2456788.717823748814
(2014-May-11.21782375)
5.2462e-05 TDB
node 91.95663118806534 6.3542e-05 deg
peri 231.0945606276125 6.5383e-05 deg
i 3.269470070559012 2.9182e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2033  
   data-arc span      10684 days (29.25 yr)  
   first obs. used      1991-09-15  
   last obs. used      2020-12-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5219  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:28:39  

Additional Information
 Jupiter MOID = 2.81165 au 
 T_jup = 3.656 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.111724438336339E-15 -2.470180867546241E-15 4.221058343785864E-13 1.667955048899858E-15 1.137192053973669E-13 3.091991374548591E-17
q -2.470180867546241E-15 5.517883973105614E-15 -9.584425405646827E-13 -3.493410361680536E-15 -2.59963540067078E-13 -2.634432760521469E-17
tp 4.221058343785864E-13 -9.584425405646827E-13 2.752304446398667E-9 -2.863955596295507E-12 8.218500483470568E-10 -2.190625177611671E-13
node 1.667955048899858E-15 -3.493410361680536E-15 -2.863955596295507E-12 4.03755725374614E-9 -4.031657403671277E-9 2.676368758949884E-11
peri 1.137192053973669E-13 -2.59963540067078E-13 8.218500483470568E-10 -4.031657403671277E-9 4.274995821672229E-9 -2.678314107723972E-11
i 3.091991374548591E-17 -2.634432760521469E-17 -2.190625177611671E-13 2.676368758949884E-11 -2.678314107723972E-11 8.515613681606482E-12

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 14.62   n/a E2021B10  
diameter diameter 3.262 km 0.114 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.316   0.042 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

14419 (1991 RK23)          Discovered 1991-Sep-15 by Holt, H. E. at Palomar
Reference: 20000418/Numbers.arcLast Updated: 2004-04-19

[ 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
1942-Jul-19 22:00 < 00:01 Hebe 0.0470874784125319 0.0470860548762598 0.04708890313055 5.87093447068546 5.87093444819776 2430560.416484756 0.502197624283411 399.841512197861 23.2055970706838 -80.3218300082832 299158.680553213 T 32 CATAB v2.0f-lin.ifort 2021-Apr-13 00:28:44 2021-Apr-13 00:28

Alternate Designations
 1991 RK23 = 1993 CW = 1998 XW83 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-May-09 05:34 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin