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3534 Sax (1936 XA)
Classification: Main-belt Asteroid          SPK-ID: 2003534
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1947399244664086 1.9608e-08  
a 2.751366293761026 1.0715e-08 au
q 2.215565429534581 5.3387e-08 au
i 7.638439136896443 4.6954e-07 deg
node 247.082649943167 6.3137e-06 deg
peri 200.8997334600585 6.5496e-06 deg
M 129.8598056042115 4.1686e-06 deg
tp 2458599.197106989534
(2019-Apr-25.69710699)
1.6638e-05 TDB
period 1666.94413622892
4.56
9.7379e-06
2.666e-08
d
yr
n .2159640459304279 1.2616e-09 deg/d
Q 3.28716715798747 1.2802e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2627  
   data-arc span      30551 days (83.64 yr)  
   first obs. used      1936-12-15  
   last obs. used      2020-08-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .37572  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 15:14:19  

Additional Information
 Earth MOID = 1.23338 au 
 Jupiter MOID = 1.95969 au 
 T_jup = 3.305 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457020.5 (2014-Dec-29.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1946273546611233 1.9559e-08  
q 2.217360795529774 5.3286e-08 au
tp 2456933.996506081550
(2014-Oct-03.49650608)
1.1878e-05 TDB
node 247.1674212049477 6.3134e-06 deg
peri 201.407727718058 6.5575e-06 deg
i 7.636137034088375 4.7025e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      2627  
   data-arc span      30551 days (83.64 yr)  
   first obs. used      1936-12-15  
   last obs. used      2020-08-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .37572  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 15:14:19  

Additional Information
 Jupiter MOID = 1.95969 au 
 T_jup = 3.305 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.825354085677858E-16 -1.028670226274951E-15 7.5035036910203E-15 -8.766701590388941E-15 -1.827070064002178E-14 -2.085778103086438E-15
q -1.028670226274951E-15 2.839361330616908E-15 -3.466679448538878E-15 2.315223870544397E-14 5.641139963932036E-14 5.642640097025934E-15
tp 7.5035036910203E-15 -3.466679448538878E-15 1.41078757337348E-10 1.568843535766078E-11 2.440049899582462E-11 9.022031979156323E-13
node -8.766701590388941E-15 2.315223870544397E-14 1.568843535766078E-11 3.985849483668029E-11 -3.444982258775893E-11 2.118350163088797E-12
peri -1.827070064002178E-14 5.641139963932036E-14 2.440049899582462E-11 -3.444982258775893E-11 4.300021236376312E-11 -1.730594913764497E-12
i -2.085778103086438E-15 5.642640097025934E-15 9.022031979156323E-13 2.118350163088797E-12 -1.730594913764497E-12 2.211367666030678E-13

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 12.46   n/a E2021B10  
diameter diameter 9.011 km 0.226 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 6.221 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Bonzo, D.; Carbognani, A. (2010) Minor Planet Bull. 37, 93-95.]
geometric albedo albedo 0.229   0.037 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
SMASSII spectral type spec_B S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

3534 Sax (1936 XA)          Discovered 1936-Dec-15 by Delporte, E. at Uccle
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1936 XA = 1951 AT1 = 1983 AD1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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