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535 Montague (A904 JE)
Classification: Main-belt Asteroid          SPK-ID: 2000535
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.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 64 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02407796979389073 3.1346e-08  
a 2.571099757506649 6.851e-09 au
q 2.509192895208324 8.1134e-08 au
i 6.775770008894015 4.0682e-06 deg
node 84.80148536656797 2.831e-05 deg
peri 67.90241875286566 8.9008e-05 deg
M 136.8001562921866 8.4443e-05 deg
tp 2458428.282796248170
(2018-Nov-05.78279625)
0.00035299 TDB
period 1505.83302632107
4.12
6.0187e-06
1.648e-08
d
yr
n .2390703309778794 9.5555e-10 deg/d
Q 2.633006619804974 7.016e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3410  
   data-arc span      42563 days (116.53 yr)  
   first obs. used      1904-05-07  
   last obs. used      2020-11-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .40685  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 01:54:16  

Additional Information
 Earth MOID = 1.52939 au 
 Jupiter MOID = 2.35792 au 
 T_jup = 3.419 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 9.4   n/a MPO337246  
diameter diameter 79.299 km 0.978 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 10.2482 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Koff, R.A.; Brincat, S.M. (2001) Minor Planet Bull. 28, 23.]
[Warner, B.D. (2006) Minor Planet Bull. 33, 82-84.]
[Buchheim, R.K. (2011) Minor Planet Bull. 38, 128-130.]
geometric albedo albedo 0.054   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
B-V BV 0.752   0.022 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=.46, mean=.66, max.=.85) deg.
U-B UB 0.419   0.020 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=.46 deg.
Tholen spectral type spec_T C   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 2 color indices

535 Montague (A904 JE)          Discovered 1904-May-07 by Dugan, R. S. at Heidelberg
May 9, given by some authorities, is erroneous.
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 A904 JE = 1953 FV1 = 1959 VL = A903 BD 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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