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5598 Carlmurray (1991 PN18)
Classification: Main-belt Asteroid          SPK-ID: 2005598
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1129361412460703 2.3305e-08  
a 2.190132094188194 5.7738e-09 au
q 1.942787026651404 5.1331e-08 au
i 5.043767912719284 2.5871e-06 deg
node 283.448639911541 3.6717e-05 deg
peri 174.3490109089859 4.0727e-05 deg
M 270.9690573888361 1.9028e-05 deg
tp 2459493.280643949839
(2021-Oct-05.78064395)
6.323e-05 TDB
period 1183.869660711932
3.24
4.6815e-06
1.282e-08
d
yr
n .3040875291824865 1.2025e-09 deg/d
Q 2.437477161724984 6.4259e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3131  
   data-arc span      21293 days (58.30 yr)  
   first obs. used      1962-10-04  
   last obs. used      2021-01-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .40582  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 01:25:50  

Additional Information
 Earth MOID = .959511 au 
 Jupiter MOID = 2.69222 au 
 T_jup = 3.660 
[ 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 13.03   n/a E2021B10  
diameter diameter 6.864 km 0.129 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 2.9226 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Durkee, R.I. (2009) Minor Planet Bull. 36, 170.]
[Pravec, P.; Wolf, M.; Sarounova, L. (2009) http://www.asu.cas.cz/~ppravec/neo.htm]
[Pravec, P.; Wolf, M.; Sarounova, L. (2017) http://www.asu.cas.cz/~ppravec/neo.htm]
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.284   0.085 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

5598 Carlmurray (1991 PN18)          Discovered 1991-Aug-08 by Holt, H. E. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1991 PN18 = 1962 TM = 1972 XY = 1978 SY1 = 1988 RH14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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