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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .240985901752624 4.8376e-08  
a 2.299538041100761 6.0804e-09 au
q 1.745381792651632 1.0995e-07 au
i 4.400915899850579 4.6359e-06 deg
node 147.3496858390967 6.5585e-05 deg
peri 182.3532093374858 6.6618e-05 deg
M 93.78120713679459 1.2337e-05 deg
tp 2458668.702856779377
(2019-Jul-04.20285678)
4.3196e-05 TDB
period 1273.677053284162
3.49
5.0517e-06
1.383e-08
d
yr
n .2826462163793751 1.1211e-09 deg/d
Q 2.85369428954989 7.5457e-09 au
  Orbit Determination Parameters
   # obs. used (total)      724  
   data-arc span      10631 days (29.11 yr)  
   first obs. used      1991-09-12  
   last obs. used      2020-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51628  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:02:26  

Additional Information
 Earth MOID = .734379 au 
 Jupiter MOID = 2.50913 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. 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.]

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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