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100043 (1991 SE3)
Classification: Main-belt Asteroid          SPK-ID: 2100043
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0759940975446958 3.9106e-08  
a 3.155017747742241 2.6195e-08 au
q 2.915255021265071 1.2817e-07 au
i 7.247933353844107 6.5177e-06 deg
node 195.5235269787574 3.4151e-05 deg
peri 277.2019037197754 5.576e-05 deg
M 320.5740409100964 4.4387e-05 deg
tp 2459224.671760724105
(2021-Jan-10.17176072)
0.00025312 TDB
period 2046.921260092928
5.60
2.5492e-05
6.979e-08
d
yr
n .1758738877838693 2.1903e-09 deg/d
Q 3.394780474219411 2.8185e-08 au
  Orbit Determination Parameters
   # obs. used (total)      541  
   data-arc span      10609 days (29.05 yr)  
   first obs. used      1991-09-29  
   last obs. used      2020-10-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55143  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:08:24  

Additional Information
 Earth MOID = 1.94334 au 
 Jupiter MOID = 1.72479 au 
 T_jup = 3.190 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456890.5 (2014-Aug-21.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07338781932491037 3.9928e-08  
q 2.922612391416753 1.3029e-07 au
tp 2457189.654873400793
(2015-Jun-16.15487340)
0.0002536 TDB
node 195.6057523690108 3.4227e-05 deg
peri 279.3165885581392 5.6612e-05 deg
i 7.237122846573757 6.5124e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      541  
   data-arc span      10609 days (29.05 yr)  
   first obs. used      1991-09-29  
   last obs. used      2020-10-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55143  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:08:24  

Additional Information
 Jupiter MOID = 1.72479 au 
 T_jup = 3.190 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.594264384177176E-15 -5.112211853220049E-15 1.229109991662739E-12 2.597251605066875E-16 2.573286704735896E-13 -7.313172065928324E-16
q -5.112211853220049E-15 1.69766964836326E-14 -3.000248170669691E-12 -1.217929605981396E-15 -6.773069524286118E-13 3.57685773674301E-15
tp 1.229109991662739E-12 -3.000248170669691E-12 6.431386594904302E-8 -4.91559473099146E-11 1.144677651415814E-8 -9.919318881854559E-13
node 2.597251605066875E-16 -1.217929605981396E-15 -4.91559473099146E-11 1.171517838529447E-9 -1.170769047194967E-9 1.493141480261663E-12
peri 2.573286704735896E-13 -6.773069524286118E-13 1.144677651415814E-8 -1.170769047194967E-9 3.204886455682324E-9 -1.753310220909317E-12
i -7.313172065928324E-16 3.57685773674301E-15 -9.919318881854559E-13 1.493141480261663E-12 -1.753310220909317E-12 4.24114768128245E-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 15.0   n/a MPO273079  
diameter diameter 4.682 km 0.397 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.097   0.032 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

100043 (1991 SE3)          Discovered 1991-Sep-29 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1991 SE3 = 2000 HL104 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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