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876 Scott (A917 MB)
Classification: Main-belt Asteroid          SPK-ID: 2000876
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 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1140749965089878 3.8302e-08  
a 3.008380862882414 1.2169e-08 au
q 2.665199826451397 1.1687e-07 au
i 11.36288155021544 4.2391e-06 deg
node 150.9494165119453 1.775e-05 deg
peri 211.3253114163889 2.3099e-05 deg
M 175.5908692716405 1.5584e-05 deg
tp 2458070.897932464121
(2017-Nov-13.39793246)
8.1183e-05 TDB
period 1905.889216797485
5.22
1.1564e-05
3.166e-08
d
yr
n .1888882086257444 1.1461e-09 deg/d
Q 3.351561899313431 1.3558e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2978  
   data-arc span      37595 days (102.93 yr)  
   first obs. used      1917-07-13  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .40362  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 15:22:00  

Additional Information
 Earth MOID = 1.66811 au 
 Jupiter MOID = 2.09777 au 
 T_jup = 3.211 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456613.5 (2013-Nov-17.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1101969012240452 3.8166e-08  
q 2.682753665255774 1.1592e-07 au
tp 2456164.968640847141
(2012-Aug-25.46864085)
8.3302e-05 TDB
node 151.0212395197781 1.7799e-05 deg
peri 211.9962292349486 2.3519e-05 deg
i 11.33614554054657 4.2298e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2978  
   data-arc span      37595 days (102.93 yr)  
   first obs. used      1917-07-13  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .40362  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 15:22:00  

Additional Information
 Jupiter MOID = 2.09777 au 
 T_jup = 3.211 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.456680177797509E-15 -4.405129097988393E-15 -2.11527671125694E-13 6.08037251349701E-15 -4.947128632819973E-14 1.802298316531379E-16
q -4.405129097988393E-15 1.343850991358701E-14 6.425858152165098E-13 -2.170784344081866E-14 1.560028278333171E-13 -1.039831442715628E-15
tp -2.11527671125694E-13 6.425858152165098E-13 6.939272299714735E-9 -2.397681407986052E-12 1.293656787021981E-9 1.08103903170627E-12
node 6.08037251349701E-15 -2.170784344081866E-14 -2.397681407986052E-12 3.167866343225085E-10 -3.111251503682099E-10 1.207181776827646E-11
peri -4.947128632819973E-14 1.560028278333171E-13 1.293656787021981E-9 -3.111251503682099E-10 5.531390144946705E-10 -1.171297777088932E-11
i 1.802298316531379E-16 -1.039831442715628E-15 1.08103903170627E-12 1.207181776827646E-11 -1.171297777088932E-11 1.789086162710177E-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 10.9   n/a MPO502161 IRAS observations used: 2
diameter diameter 22.420 km 0.142 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 11.817 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Durech, J.; Hanus, J. (2018) Astron. Astrophys. 620, A91.]
[Pilcher, F. (2018) Minor Planet Bull. 45, 55-56.]
geometric albedo albedo 0.153   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
B-V BV 0.807   0.025 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=3; phase (min.=8.22, mean=12.72, max.=14.97) deg.
U-B UB 0.375   0.035 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=14.96, mean=14.97, max.=14.97) deg.
Tholen spectral type spec_T S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 2 color indices

876 Scott (A917 MB)          Discovered 1917-Jun-20 by Palisa, J. at Vienna
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 A917 MB = 1936 DR = 1952 BQ 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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