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32172 (2000 NB11)
Classification: Outer Main-belt Asteroid          SPK-ID: 2032172
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1941815116507704 3.3569e-08  
a 3.215982948931984 2.0094e-08 au
q 2.591498518465269 1.052e-07 au
i 1.412848261587917 4.9169e-06 deg
node 194.2991784034303 0.00015294 deg
peri 106.2891706498863 0.00015362 deg
M 164.8787253672338 1.6461e-05 deg
tp 2458035.713642628053
(2017-Oct-09.21364263)
9.2327e-05 TDB
period 2106.536715881988
5.77
1.9743e-05
5.405e-08
d
yr
n .1708966177925226 1.6017e-09 deg/d
Q 3.840467379398699 2.3996e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1462  
   data-arc span      10636 days (29.12 yr)  
   first obs. used      1990-12-19  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50358  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 02:39:18  

Additional Information
 Earth MOID = 1.57641 au 
 Jupiter MOID = 1.40181 au 
 T_jup = 3.160 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456282.5 (2012-Dec-21.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2008049451061548 3.4614e-08  
q 2.560211983971554 1.1028e-07 au
tp 2455911.642396717887
(2011-Dec-16.14239672)
7.7202e-05 TDB
node 195.9404869768843 0.00015681 deg
peri 101.7806176070689 0.00015731 deg
i 1.391193309445941 4.8859e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1462  
   data-arc span      10636 days (29.12 yr)  
   first obs. used      1990-12-19  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50358  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 02:39:18  

Additional Information
 Jupiter MOID = 1.40181 au 
 T_jup = 3.160 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.198148392620731E-15 -3.780417575514986E-15 4.438261295007973E-13 9.805830200856343E-16 7.660329292966922E-14 -8.371757244988003E-16
q -3.780417575514986E-15 1.216206993306372E-14 -1.061884042239281E-12 7.800849326940506E-15 -1.909634592874611E-13 3.69393960941923E-15
tp 4.438261295007973E-13 -1.061884042239281E-12 5.960114936325467E-9 3.931381554056044E-11 9.781844575412551E-10 2.354142117978058E-12
node 9.805830200856343E-16 7.800849326940506E-15 3.931381554056044E-11 2.459093341974812E-8 -2.457714818079644E-8 -2.956328964374588E-11
peri 7.660329292966922E-14 -1.909634592874611E-13 9.781844575412551E-10 -2.457714818079644E-8 2.474644460661205E-8 2.982486797572726E-11
i -8.371757244988003E-16 3.69393960941923E-15 2.354142117978058E-12 -2.956328964374588E-11 2.982486797572726E-11 2.387174068945914E-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 13.9   n/a MPO378845  
diameter diameter 7.651 km 0.317 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 6.86 h n/a LCDB (Rev. 2019-August); 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:
[Chang, C.-K.; Lin, H.-W.; Ip, W.-H.; Prince, T.A.; et al. (2016) Astrophys. J. Sup. Ser. 227, A20.]
geometric albedo albedo 0.100   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

32172 (2000 NB11)          Discovered 2000-Jul-10 by Holvorcem, P. R. at Valinhos
Reference: 20011130/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 2000 NB11 = 1995 US52 = 1999 GO59 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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