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5736 Sanford (1989 LW)
Classification: Main-belt Asteroid          SPK-ID: 2005736
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2760371585027448 9.3799e-09  
a 2.376353086446665 9.2447e-09 au
q 1.7203913328647 2.1229e-08 au
i 21.58775816048209 4.1191e-07 deg
node 223.74782976385 1.9249e-06 deg
peri 91.13060473477523 2.5381e-06 deg
M 188.2775993712729 3.8224e-06 deg
tp 2459838.747808527131
(2022-Sep-16.24780853)
1.7538e-05 TDB
period 1338.027014696471
3.66
7.808e-06
2.138e-08
d
yr
n .269052863690996 1.57e-09 deg/d
Q 3.03231484002863 1.1797e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1593  
   data-arc span      15622 days (42.77 yr)  
   first obs. used      1978-06-08  
   last obs. used      2021-03-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46591  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 17:53:55  

Additional Information
 Earth MOID = .861223 au 
 Jupiter MOID = 2.58764 au 
 T_jup = 3.398 
[ 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 13.91   n/a E2021B10  
diameter diameter 5.060 km 0.105 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.1846 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2011) http://www.asu.cas.cz/~ppravec/neo.htm]
geometric albedo albedo 0.250   0.035 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

5736 Sanford (1989 LW)          Discovered 1989-Jun-06 by Helin, E. F. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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