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3739 Rem (1977 RE2)
Classification: Main-belt Asteroid          SPK-ID: 2003739
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1549458005521372 1.5606e-08  
a 2.215150591035729 6.0272e-09 au
q 1.871922309364158 3.4486e-08 au
i 4.623347709600918 7.8458e-07 deg
node 113.389709057737 1.5216e-05 deg
peri 171.5494367949046 1.8117e-05 deg
M 97.19720427170697 6.5149e-06 deg
tp 2458875.371842239918
(2020-Jan-26.87184224)
2.1606e-05 TDB
period 1204.212998415433
3.30
4.9148e-06
1.346e-08
d
yr
n .2989504352416947 1.2201e-09 deg/d
Q 2.5583788727073 6.9611e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3087  
   data-arc span      25892 days (70.89 yr)  
   first obs. used      1950-04-20  
   last obs. used      2021-03-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .38558  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 15:29:22  

Additional Information
 Earth MOID = .853713 au 
 Jupiter MOID = 2.58178 au 
 T_jup = 3.634 
[ 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 13.31   n/a MPCxxxxx  
diameter diameter 6.684 km 0.222 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 68.906 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Erasmus, N.; Navarro-Meza, S.; McNeill, A.; Trilling, D.E.; et al. (2020) Ap. J. Suppl. Ser. 247, A13.]
geometric albedo albedo 0.275   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

3739 Rem (1977 RE2)          Discovered 1977-Sep-08 by Chernykh, N. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1977 RE2 = 1950 HA1 = 1950 HB = 1979 BY1 = 1983 HZ = 1986 EB1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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