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19672 (1999 RP155)
Classification: Main-belt Asteroid          SPK-ID: 2019672
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1409163108007796 3.5451e-08  
a 2.284762760419303 1.0082e-08 au
q 1.962802421166009 8.3632e-08 au
i 6.284421906334979 4.0036e-06 deg
node 306.1720255377693 3.8258e-05 deg
peri 309.9278282864786 4.2244e-05 deg
M 74.08910487170031 1.7574e-05 deg
tp 2458740.895664443141
(2019-Sep-14.39566444)
6.1801e-05 TDB
period 1261.421108573375
3.45
8.3492e-06
2.286e-08
d
yr
n .2853924019133849 1.889e-09 deg/d
Q 2.606723099672597 1.1502e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1417  
   data-arc span      8670 days (23.74 yr)  
   first obs. used      1996-11-04  
   last obs. used      2020-07-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51294  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 01:29:30  

Additional Information
 Earth MOID = .954599 au 
 Jupiter MOID = 2.4723 au 
 T_jup = 3.582 
[ 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 14.8   n/a MPO337424  
rotation period rot_per 5.470 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Galad, A. (2008) Minor Planet Bull. 35, 17-21.]

19672 (1999 RP155)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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