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14471 (1993 SG1)
Classification: Main-belt Asteroid          SPK-ID: 2014471
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2923299070507643 3.8763e-08  
a 2.582881042492759 1.0803e-08 au
q 1.827827667417669 9.8461e-08 au
i 13.90641546776415 3.7903e-06 deg
node 174.5228155456973 1.2765e-05 deg
peri 176.9622532579909 1.3716e-05 deg
M 205.9973688118479 6.2775e-06 deg
tp 2459849.105570322264
(2022-Sep-26.60557032)
2.809e-05 TDB
period 1516.194908583996
4.15
9.5124e-06
2.604e-08
d
yr
n .2374364918137147 1.4896e-09 deg/d
Q 3.337934417567848 1.3961e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1794  
   data-arc span      11179 days (30.61 yr)  
   first obs. used      1989-11-02  
   last obs. used      2020-06-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47072  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:39:44  

Additional Information
 Earth MOID = .820955 au 
 Jupiter MOID = 2.11111 au 
 T_jup = 3.323 
[ 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 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

[ 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
1913-Apr-15 23:35 < 00:01 Europ 0.0380295646005374 0.0380243542855621 0.0380347785950056 6.04228287755729 6.04228283130328 2419873.482915339 0.71066635780661 654.937486875212 50.5720731542457 -67.0273365079704 103596.484995458 T 31 CATAB v2.0f-lin.ifort 2020-Nov-13 02:39:48 2020-Nov-13 02:39
2037-Jun-28 08:56 < 00:01 Psych 0.0181686923772582 0.0181661752697676 0.0181712096956017 3.62786457658011 3.62786439301995 2465237.871897541 0.963611550276552 162.411936726793 41.1521477464579 -41.0702735734566 45137.2321216373 T 31 CATAB v2.0f-lin.ifort 2020-Nov-13 02:39:48 2020-Nov-13 02:39
2087-Nov-06 03:38 < 00:01 Europ 0.0303115428122727 0.030308324000417 0.0303147644843516 6.2714003356654 6.27140027975416 2483630.651414852 0.454111173310609 514.080009787403 49.897862930672 72.6499709096351 86755.3383915444 T 31 CATAB v2.0f-lin.ifort 2020-Nov-13 02:39:48 2020-Nov-13 02:39
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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