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1637 Swings (A907 GX)
Classification: Main-belt Asteroid          SPK-ID: 2001637
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 44 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04488724334245639 3.2534e-08  
a 3.069996578345425 1.2933e-08 au
q 2.932192894872725 1.0391e-07 au
i 14.06886638073111 4.2095e-06 deg
node 21.26728919534373 1.329e-05 deg
peri 237.1368431206018 4.7418e-05 deg
M 305.612351111531 4.6369e-05 deg
tp 2459297.326757865372
(2021-Mar-23.82675787)
0.00025324 TDB
period 1964.740800814228
5.38
1.2415e-05
3.399e-08
d
yr
n .1832302764063375 1.1579e-09 deg/d
Q 3.207800261818124 1.3514e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3001  
   data-arc span      41430 days (113.43 yr)  
   first obs. used      1907-04-04  
   last obs. used      2020-09-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42688  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:16:59  

Additional Information
 Earth MOID = 1.94437 au 
 Jupiter MOID = 1.81779 au 
 T_jup = 3.184 
[ show covariance matrix ]

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 10.4   n/a MPO259346  
diameter diameter 52.994 km 0.428 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 10.264 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Brincat, S.M.; Galdies, C. (2018) Minor Planet Bull. 45, 115-116.]
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.042   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

1637 Swings (A907 GX)          Discovered 1936-Aug-28 by Hunaerts, J. at Uccle
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 A907 GX = 1934 FL = 1934 FP = 1936 QO = 1936 SD = 1939 FU = 1950 GA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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