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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 47 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04491720596240776 1.0717e-08  
a 3.069813847091555 1.195e-08 au
q 2.931926386255492 3.2904e-08 au
i 14.06925568884313 8.717e-07 deg
node 21.26712248771817 3.7666e-06 deg
peri 237.3138672275331 2.7097e-05 deg
M 342.0970759342331 2.4694e-05 deg
tp 2459298.198513713711
(2021-Mar-24.69851371)
0.0001347 TDB
period 1964.565386510748
5.38
1.1471e-05
3.141e-08
d
yr
n .1832466368754433 1.07e-09 deg/d
Q 3.207701307927617 1.2487e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3044  
   data-arc span      41626 days (113.97 yr)  
   first obs. used      1907-04-04  
   last obs. used      2021-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .42725  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 19:38:28  

Additional Information
 Earth MOID = 1.94284 au 
 Jupiter MOID = 1.81716 au 
 T_jup = 3.184 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456849.5 (2014-Jul-11.0) TDB
Reference: JPL 47 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04385924795938411 1.0835e-08  
q 2.936302689363616 3.3039e-08 au
tp 2457321.449253939404
(2015-Oct-25.94925394)
0.00013966 TDB
node 21.29902995161692 3.7668e-06 deg
peri 235.275673942707 2.7694e-05 deg
i 14.06733837786467 8.7157e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      3044  
   data-arc span      41626 days (113.97 yr)  
   first obs. used      1907-04-04  
   last obs. used      2021-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .42725  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 19:38:28  

Additional Information
 Jupiter MOID = 1.81716 au 
 T_jup = 3.184 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.173947745838469E-16 -3.365735959750587E-16 -2.656444350372868E-13 7.209089434389806E-16 -4.976638775941364E-14 2.16114021222967E-15
q -3.365735959750587E-16 1.091607561636662E-15 5.276742451032601E-13 -2.216232150646125E-15 9.566484985407439E-14 -6.949206601113546E-15
tp -2.656444350372868E-13 5.276742451032601E-13 1.950465953875084E-8 -2.352621322392896E-11 3.835004710575055E-9 -3.224372042831897E-13
node 7.209089434389806E-16 -2.216232150646125E-15 -2.352621322392896E-11 1.418862035129236E-11 -1.785494175878896E-11 1.09655697056855E-12
peri -4.976638775941364E-14 9.566484985407439E-14 3.835004710575055E-9 -1.785494175878896E-11 7.669665653757919E-10 -9.972391251672856E-13
i 2.16114021222967E-15 -6.949206601113546E-15 -3.224372042831897E-13 1.09655697056855E-12 -9.972391251672856E-13 7.596392686808632E-13

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 10.49   n/a E2021B10  
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. 2020-October); 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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