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19677 (1999 RN168)
Classification: Main-belt Asteroid          SPK-ID: 2019677
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1408402045182749 4.7953e-08  
a 2.861267237008043 1.4142e-08 au
q 2.458285774166391 1.3551e-07 au
i 14.42133397430836 6.1745e-06 deg
node 347.5150126236433 1.5442e-05 deg
peri 81.50202187651682 2.9347e-05 deg
M 115.9744271181203 2.2998e-05 deg
tp 2458826.997290046916
(2019-Dec-09.49729005)
0.00011206 TDB
period 1767.811927833847
4.84
1.3106e-05
3.588e-08
d
yr
n .2036415720088046 1.5097e-09 deg/d
Q 3.264248699849695 1.6133e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1387  
   data-arc span      14356 days (39.30 yr)  
   first obs. used      1982-02-20  
   last obs. used      2021-06-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50007  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 18:14:10  

Additional Information
 Earth MOID = 1.52075 au 
 Jupiter MOID = 2.13531 au 
 T_jup = 3.241 
[ 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 14.09   n/a MPCxxxxx  
rotation period rot_per 10.1443 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.]

19677 (1999 RN168)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 RN168 = 1982 DA4 = 1994 RE23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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