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3738 Ots (1977 QA1)
Classification: Main-belt Asteroid          SPK-ID: 2003738
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 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1689262940681987 2.3758e-08  
a 2.224507801207203 4.8268e-09 au
q 1.848729942223473 5.1612e-08 au
i 1.248178209464217 3.3547e-06 deg
node 356.8581459103196 0.00011037 deg
peri 269.6446145316229 0.00011087 deg
M 23.7652394064278 1.0669e-05 deg
tp 2458920.500178227830
(2020-Mar-12.00017823)
3.5885e-05 TDB
period 1211.851281842824
3.32
3.9442e-06
1.08e-08
d
yr
n .2970661543985492 9.6687e-10 deg/d
Q 2.600285660190933 5.6421e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3459  
   data-arc span      24716 days (67.67 yr)  
   first obs. used      1953-03-16  
   last obs. used      2020-11-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41381  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:13:45  

Additional Information
 Earth MOID = .83334 au 
 Jupiter MOID = 2.48121 au 
 T_jup = 3.628 
[ 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 12.9   n/a MPO358665  
diameter diameter 7.036 km 0.090 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 4.17025 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2016) http://www.asu.cas.cz/~ppravec/neo.htm]
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
[Oey, J.; Groom, R. (2018) Minor Planet Bull. 45, 363-366.]
geometric albedo albedo 0.271   0.049 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

3738 Ots (1977 QA1)          Discovered 1977-Aug-19 by Chernykh, N. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1977 QA1 = 1953 FL = 1966 BX = 1977 TK8 = 1981 WV6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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