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101097 (1998 RB39)
Classification: Main-belt Asteroid          SPK-ID: 2101097
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2410191807270645 4.5694e-08  
a 2.299733748189095 6.0867e-09 au
q 1.745453804310178 1.0372e-07 au
i 4.401217889348464 4.4615e-06 deg
node 147.3463115879952 5.9494e-05 deg
peri 182.3859808817352 6.0311e-05 deg
M 150.2626760685048 1.0904e-05 deg
tp 2458668.804012557120
(2019-Jul-04.30401256)
3.7743e-05 TDB
period 1273.839655245942
3.49
5.0572e-06
1.385e-08
d
yr
n .2826101374042201 1.122e-09 deg/d
Q 2.854013692068012 7.5537e-09 au
  Orbit Determination Parameters
   # obs. used (total)      765  
   data-arc span      10774 days (29.50 yr)  
   first obs. used      1991-09-12  
   last obs. used      2021-03-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50881  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:35:11  

Additional Information
 Earth MOID = .732527 au 
 Jupiter MOID = 2.50909 au 
 T_jup = 3.549 
[ 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 16.2   n/a MPO502724  
rotation period rot_per 4.743 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

101097 (1998 RB39)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1998 RB39 = 1991 RO38 = 1998 TC30 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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