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136635 (1994 VA1)
Classification: Amor [NEO]          SPK-ID: 2136635
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 145 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1749886412249007 7.2098e-08  
a 1.573550068371517 7.3421e-09 au
q 1.298196680007836 1.1257e-07 au
i 7.636769513584631 2.8328e-06 deg
node 231.731768682906 2.8654e-05 deg
peri 310.9814685911135 6.4711e-05 deg
M 310.8019357532319 3.5088e-05 deg
tp 2459299.029162355368
(2021-Mar-25.52916236)
6.9688e-05 TDB
period 720.9734568014541
1.97
5.046e-06
1.382e-08
d
yr
n .4993249010818146 3.4947e-09 deg/d
Q 1.848903456735198 8.6268e-09 au
  Orbit Determination Parameters
   # obs. used (total)      607  
   data-arc span      9654 days (26.43 yr)  
   first obs. used      1994-11-05  
   last obs. used      2021-04-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49271  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:18:17  

Additional Information
 Earth MOID = .314425 au 
 Jupiter MOID = 3.12624 au 
 T_jup = 4.380 
[ show covariance matrix ]

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 19.0   n/a MPO338187  
rotation period rot_per 41.9973 h n/a LCDB (Rev. 2020-October); 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]

136635 (1994 VA1)          Discovered 1994-Nov-05 by Spacewatch at Kitt Peak
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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