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3874 Stuart (1986 TJ1)
Classification: Main-belt Asteroid          SPK-ID: 2003874
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05010763323910181 3.5105e-08  
a 2.682827862219543 1.1515e-08 au
q 2.548397707655802 9.7349e-08 au
i 7.683071033573651 3.8384e-06 deg
node 277.0036304090884 3.2825e-05 deg
peri 316.3613225160399 5.7445e-05 deg
M 28.63183222458725 4.7965e-05 deg
tp 2458872.846043852399
(2020-Jan-24.34604385)
0.00021378 TDB
period 1605.046573780662
4.39
1.0334e-05
2.829e-08
d
yr
n .2242925569144237 1.444e-09 deg/d
Q 2.817258016783283 1.2092e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2148  
   data-arc span      23480 days (64.28 yr)  
   first obs. used      1955-10-11  
   last obs. used      2020-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4245  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 16:58:14  

Additional Information
 Earth MOID = 1.54194 au 
 Jupiter MOID = 2.22244 au 
 T_jup = 3.361 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456939.5 (2014-Oct-09.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0493361142479134 3.5343e-08  
q 2.55025476127042 9.8006e-08 au
tp 2457261.658343290106
(2015-Aug-27.15834329)
0.00021449 TDB
node 277.0368110479159 3.2824e-05 deg
peri 314.7128165487173 5.7759e-05 deg
i 7.683131174346831 3.8384e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2148  
   data-arc span      23480 days (64.28 yr)  
   first obs. used      1955-10-11  
   last obs. used      2020-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4245  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 16:58:14  

Additional Information
 Jupiter MOID = 2.22244 au 
 T_jup = 3.361 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.249138782718388E-15 -3.442655537329279E-15 -1.78072881633307E-12 2.720996019612307E-15 -3.699019827901941E-13 -4.700142878254345E-16
q -3.442655537329279E-15 9.605214729565044E-15 4.96623336719965E-12 -8.863916003113741E-15 1.02652027070017E-12 1.370573874838996E-15
tp -1.78072881633307E-12 4.96623336719965E-12 4.600488958674276E-8 4.340503502018101E-12 1.021657123393954E-8 7.564250435719375E-12
node 2.720996019612307E-15 -8.863916003113741E-15 4.340503502018101E-12 1.077387104046534E-9 -1.066491334020416E-9 2.396949285365973E-11
peri -3.699019827901941E-13 1.02652027070017E-12 1.021657123393954E-8 -1.066491334020416E-9 3.336105116850228E-9 -2.209329135533036E-11
i -4.700142878254345E-16 1.370573874838996E-15 7.564250435719375E-12 2.396949285365973E-11 -2.209329135533036E-11 1.47332062755658E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.5   n/a MPO384787  
diameter diameter 8.507 km 0.515 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.322   0.127 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

3874 Stuart (1986 TJ1)          Discovered 1986-Oct-04 by Bowell, E. at Flagstaff (AM)
Discovered at the Anderson Mesa station, which is operated by the Lowell Observatory.
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1986 TJ1 = 1972 NO = 1978 YH = 1980 KB = 1986 WB5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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