Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
101083 (1998 RK27)
Classification: Main-belt Asteroid          SPK-ID: 2101083
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3120994093526533 3.5766e-08  
a 3.10815042050401 1.4532e-08 au
q 2.138098510085507 1.1126e-07 au
i 13.99586970622008 5.3998e-06 deg
node 179.6729814129664 1.4065e-05 deg
peri 147.3457903835753 1.6436e-05 deg
M 359.6389777586759 6.8975e-06 deg
tp 2459002.507164314427
(2020-Jun-02.00716431)
3.8348e-05 TDB
period 2001.480990599314
5.48
1.4037e-05
3.843e-08
d
yr
n .1798668094730209 1.2614e-09 deg/d
Q 4.078202330922512 1.9068e-08 au
  Orbit Determination Parameters
   # obs. used (total)      777  
   data-arc span      8127 days (22.25 yr)  
   first obs. used      1998-08-17  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47365  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 22:28:47  

Additional Information
 Earth MOID = 1.14185 au 
 Jupiter MOID = 1.45749 au 
 T_jup = 3.099 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457881.5 (2017-May-08.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .312836479777131 3.5687e-08  
q 2.133600857698973 1.1112e-07 au
tp 2457005.029982896939
(2014-Dec-13.52998290)
4.1697e-05 TDB
node 179.7451354213324 1.4055e-05 deg
peri 147.6006211739565 1.6431e-05 deg
i 14.00566503956507 5.4045e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      777  
   data-arc span      8127 days (22.25 yr)  
   first obs. used      1998-08-17  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47365  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 22:28:47  

Additional Information
 Jupiter MOID = 1.45749 au 
 T_jup = 3.099 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.273571922615079E-15 -3.949602318723759E-15 7.435800900123494E-13 -4.974559666964738E-15 1.283790752583604E-13 -1.752483562378584E-15
q -3.949602318723759E-15 1.234870183333602E-14 -2.480545207166763E-12 1.54715710845127E-14 -4.18920946932611E-13 5.959981144425519E-15
tp 7.435800900123494E-13 -2.480545207166763E-12 1.738658090150734E-9 -9.161751694951686E-12 3.562428540448386E-10 -4.146807663211446E-12
node -4.974559666964738E-15 1.54715710845127E-14 -9.161751694951686E-12 1.975326599609437E-10 -1.932557656814986E-10 2.91152210957855E-11
peri 1.283790752583604E-13 -4.18920946932611E-13 3.562428540448386E-10 -1.932557656814986E-10 2.699796333429279E-10 -2.907994893914068E-11
i -1.752483562378584E-15 5.959981144425519E-15 -4.146807663211446E-12 2.91152210957855E-11 -2.907994893914068E-11 2.920887817039592E-11

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 15.1   n/a MPO436471  
rotation period rot_per 1.28 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 lower-limit; Incomplete or inconclusive result.
Published Reference List:
[Erasmus, N.; McNeill, A.; Mommert, N.; Trilling, D.E.; et al. (2019) Ap. J. Suppl. Series 242, A15.]

101083 (1998 RK27)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jan-24 18:31 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin