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JPL Small-Body Database Browser
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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1686410529885191 2.9707e-08  
a 2.223934678312363 6.6958e-09 au
q 1.848887992384082 6.7353e-08 au
i 1.248196330753772 3.7012e-06 deg
node 356.8748769951541 0.00014536 deg
peri 269.6848627135161 0.00014594 deg
M 264.8564212067151 1.5948e-05 deg
tp 2458920.653644300429
(2020-Mar-12.15364430)
5.4421e-05 TDB
period 1211.382979387033
3.32
5.4709e-06
1.498e-08
d
yr
n .2971809957096822 1.3421e-09 deg/d
Q 2.598981364240643 7.825e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2806  
   data-arc span      24163 days (66.15 yr)  
   first obs. used      1953-03-16  
   last obs. used      2019-05-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44004  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-29 23:51:14  

Additional Information
 Earth MOID = .833078 au 
 Jupiter MOID = 2.48219 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. 2019-January); 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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