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97791 (2000 ND9)
Classification: Main-belt Asteroid          SPK-ID: 2097791
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1927026171614111 4.1439e-08  
a 2.227469925380427 5.9118e-09 au
q 1.798230641111286 9.1594e-08 au
i 4.818958537689705 3.2833e-06 deg
node 298.7271640084151 5.1246e-05 deg
peri 33.79812993394366 5.2067e-05 deg
M 351.5985732166704 9.4762e-06 deg
tp 2459028.837840178967
(2020-Jun-28.33784018)
3.1959e-05 TDB
period 1214.272614345783
3.32
4.8341e-06
1.324e-08
d
yr
n .296473786649597 1.1803e-09 deg/d
Q 2.656709209649568 7.0511e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1291  
   data-arc span      14712 days (40.28 yr)  
   first obs. used      1980-08-06  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46213  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 22:25:33  

Additional Information
 Earth MOID = .789894 au 
 Jupiter MOID = 2.70155 au 
 T_jup = 3.615 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457422.5 (2016-Feb-04.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1924610606269628 4.1383e-08  
q 1.798869694838565 9.1425e-08 au
tp 2457815.398700525022
(2017-Mar-02.89870053)
3.2591e-05 TDB
node 298.7589365654472 5.127e-05 deg
peri 33.94427592538248 5.2095e-05 deg
i 4.817467889976507 3.2825e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1291  
   data-arc span      14712 days (40.28 yr)  
   first obs. used      1980-08-06  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46213  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 22:25:33  

Additional Information
 Jupiter MOID = 2.70155 au 
 T_jup = 3.615 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.712581169760032E-15 -3.778430776189728E-15 5.678216104006429E-13 2.835934970271054E-15 1.144591056463904E-13 -4.860078539519429E-15
q -3.778430776189728E-15 8.358465678406556E-15 -1.29530326462168E-12 -6.354435227891215E-15 -2.66743168170172E-13 1.080859114861009E-14
tp 5.678216104006429E-13 -1.29530326462168E-12 1.062151856581838E-9 7.599844702310164E-12 3.174716954453118E-10 -3.558304192286425E-12
node 2.835934970271054E-15 -6.354435227891215E-15 7.599844702310164E-12 2.628634127266E-9 -2.617064243101048E-9 5.421546340597219E-11
peri 1.144591056463904E-13 -2.66743168170172E-13 3.174716954453118E-10 -2.617064243101048E-9 2.713851446174335E-9 -5.497512383947448E-11
i -4.860078539519429E-15 1.080859114861009E-14 -3.558304192286425E-12 5.421546340597219E-11 -5.497512383947448E-11 1.077456230958691E-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 15.5   n/a MPO337972  
diameter diameter 2.120 km 0.138 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 29.6622 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.327   0.061 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

97791 (2000 ND9)          Discovered 2000-Jul-07 by LINEAR at Socorro
Reference: 20050224/Numbers.arcLast Updated: 2005-02-28

[ show close-approach data ]
Alternate Designations
 2000 ND9 = 1980 PL1 = 1990 SR15 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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