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 ]  
14471 (1993 SG1)
Classification: Main-belt Asteroid          SPK-ID: 2014471
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ 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 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2923299006452946 2.5774e-08  
a 2.582881039487769 9.3692e-09 au
q 1.827827681835694 6.7051e-08 au
i 13.90642556420188 6.855e-07 deg
node 174.5228248981992 4.9581e-06 deg
peri 176.9622447786963 5.735e-06 deg
M 205.9973699552244 4.6823e-06 deg
tp 2459849.105564374853
(2022-Sep-26.60556437)
2.2007e-05 TDB
period 1516.194905938027
4.15
8.2498e-06
2.259e-08
d
yr
n .2374364922280742 1.2919e-09 deg/d
Q 3.337934397139844 1.2108e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1880  
   data-arc span      11464 days (31.39 yr)  
   first obs. used      1989-11-02  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47171  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 01:47:48  

Additional Information
 Earth MOID = .820955 au 
 Jupiter MOID = 2.11111 au 
 T_jup = 3.323 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457318.5 (2015-Oct-23.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2925014844205918 2.5997e-08  
q 1.828173365799582 6.7745e-08 au
tp 2456811.163039640408
(2014-Jun-02.66303964)
1.5639e-05 TDB
node 174.5857453500099 4.956e-06 deg
peri 176.3077718875563 5.7227e-06 deg
i 13.90380909870544 6.8309e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      1880  
   data-arc span      11464 days (31.39 yr)  
   first obs. used      1989-11-02  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47171  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 01:47:48  

Additional Information
 Jupiter MOID = 2.11111 au 
 T_jup = 3.323 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.758257549126061E-16 -1.752838440485568E-15 3.015049980781687E-13 6.60540605215116E-15 7.312988792200419E-15 -4.578431127516537E-15
q -1.752838440485568E-15 4.589426674867399E-15 -7.860766248617867E-13 -1.717654086497252E-14 -1.7650464897567E-14 1.162456537066334E-14
tp 3.015049980781687E-13 -7.860766248617867E-13 2.445680327802765E-10 2.339335254969415E-12 3.568750610785873E-11 -1.046593672334846E-12
node 6.60540605215116E-15 -1.717654086497252E-14 2.339335254969415E-12 2.456235710954541E-11 -2.359894403204436E-11 1.099341203157778E-12
peri 7.312988792200419E-15 -1.7650464897567E-14 3.568750610785873E-11 -2.359894403204436E-11 3.274971567441483E-11 -1.152464429415954E-12
i -4.578431127516537E-15 1.162456537066334E-14 -1.046593672334846E-12 1.099341203157778E-12 -1.152464429415954E-12 4.66611796800908E-13

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.76   n/a E2021B10  
diameter diameter 5.465 km 0.226 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 77.623 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.215   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

14471 (1993 SG1)          Discovered 1993-Sep-21 by McNaught, R. H. at Siding Spring
Reference: 20000418/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-May-08 14:25 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin