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46724 (1997 SU7)
Classification: Main-belt Asteroid          SPK-ID: 2046724
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1248401122720671 3.733e-08  
a 3.150208285743902 2.1304e-08 au
q 2.756935929671237 1.204e-07 au
i 10.51104373302999 5.8465e-06 deg
node 354.1886606259521 2.2239e-05 deg
peri 94.15254197186381 3.3085e-05 deg
M 316.0678593381309 2.4017e-05 deg
tp 2459249.722469899704
(2021-Feb-04.22246990)
0.00013718 TDB
period 2042.242599886923
5.59
2.0717e-05
5.672e-08
d
yr
n .1762768047341353 1.7882e-09 deg/d
Q 3.543480641816567 2.3964e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1015  
   data-arc span      8454 days (23.15 yr)  
   first obs. used      1997-09-23  
   last obs. used      2020-11-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5196  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 21:23:05  

Additional Information
 Earth MOID = 1.79875 au 
 Jupiter MOID = 1.72096 au 
 T_jup = 3.170 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457173.5 (2015-May-31.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .120252292748247 3.7602e-08  
q 2.773081708574747 1.206e-07 au
tp 2457205.871400754326
(2015-Jul-02.37140075)
0.00013774 TDB
node 354.312647580244 2.2169e-05 deg
peri 94.2064439503222 3.3865e-05 deg
i 10.52766899060473 5.8532e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1015  
   data-arc span      8454 days (23.15 yr)  
   first obs. used      1997-09-23  
   last obs. used      2020-11-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5196  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 21:23:05  

Additional Information
 Jupiter MOID = 1.72096 au 
 T_jup = 3.170 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.413925234569801E-15 -4.479510758802063E-15 1.421253571076712E-12 -1.434700815679063E-15 2.806699905823133E-13 -2.71278854177217E-15
q -4.479510758802063E-15 1.454489927984285E-14 -3.913294475039321E-12 1.658806535962336E-15 -7.811174907572151E-13 1.075947806651697E-14
tp 1.421253571076712E-12 -3.913294475039321E-12 1.897181141882046E-8 -1.933306549800159E-11 3.540945526422682E-9 -2.463141190888516E-12
node -1.434700815679063E-15 1.658806535962336E-15 -1.933306549800159E-11 4.914744521729457E-10 -4.86592439476401E-10 -2.21563817343528E-11
peri 2.806699905823133E-13 -7.811174907572151E-13 3.540945526422682E-9 -4.86592439476401E-10 1.146848459636669E-9 2.137040801321082E-11
i -2.71278854177217E-15 1.075947806651697E-14 -2.463141190888516E-12 -2.21563817343528E-11 2.137040801321082E-11 3.426005302361416E-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 14.1   n/a MPO452809  
diameter diameter 5.157 km 0.223 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.201   0.044 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46724 (1997 SU7)          Discovered 1997-Sep-23 by Spacewatch at Kitt Peak
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 SU7 = 1999 CS17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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