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JPL Small-Body Database Browser
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40237 (1998 VM6)
Classification: Jupiter Trojan          SPK-ID: 2040237
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2195403490440062 5.3588e-08  
a 5.217294830762045 1.4022e-07 au
q 4.071888102551056 3.0937e-07 au
i 6.297987312077872 6.3211e-06 deg
node 309.1815476847823 6.0613e-05 deg
peri 129.2283881147422 6.3831e-05 deg
M 271.6513171714607 2.439e-05 deg
tp 2460068.728288066976
(2023-May-04.22828807)
0.00033144 TDB
period 4352.777782215967
11.92
0.00017548
4.804e-07
d
yr
n .08270580719071917 3.3343e-09 deg/d
Q 6.362701558973034 1.7101e-07 au
  Orbit Determination Parameters
   # obs. used (total)      618  
   data-arc span      7621 days (20.87 yr)  
   first obs. used      1998-10-19  
   last obs. used      2019-08-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52891  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 02:01:13  

Additional Information
 Earth MOID = 3.09219 au 
 Jupiter MOID = .405449 au 
 T_jup = 2.939 
[ 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 12.0   n/a MPO299242  
rotation period rot_per 160.291 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

40237 (1998 VM6)          Discovered 1998-Nov-11 by Shimizu, Y., Urata, T. at Nachi-Katsuura
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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