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35430 (1998 BT6)
Classification: Main-belt Asteroid          SPK-ID: 2035430
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .102928002060096 3.7107e-08  
a 2.403449924961013 9.091e-09 au
q 2.156067626133289 8.9715e-08 au
i 1.419800290188391 4.0727e-06 deg
node 207.1888277319609 0.00013885 deg
peri 345.0285417377594 0.00013985 deg
M 306.5751350887165 1.7567e-05 deg
tp 2459202.472376712617
(2020-Dec-18.97237671)
6.6793e-05 TDB
period 1360.977809439167
3.73
7.7218e-06
2.114e-08
d
yr
n .2645157015075428 1.5008e-09 deg/d
Q 2.650832223788738 1.0027e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1086  
   data-arc span      10512 days (28.78 yr)  
   first obs. used      1991-04-19  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54787  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 03:49:29  

Additional Information
 Earth MOID = 1.15558 au 
 Jupiter MOID = 2.30628 au 
 T_jup = 3.517 
[ 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 15.3   n/a MPO412437  
rotation period rot_per 7. 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:
[Pravec, P.; Wolf, M.; Sarounova, L. (2011) http://www.asu.cas.cz/~ppravec/neo.htm]

35430 (1998 BT6)          Discovered 1998-Jan-24 by Kobayashi, T. at Oizumi
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 BT6 = 1991 HM4 = 1999 NN19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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