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JPL Small-Body Database Browser
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3855 Pasasymphonia (1986 NF1)
Classification: Main-belt Asteroid          SPK-ID: 2003855
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2096516194275867 3.8787e-08  
a 2.237172739486756 8.0659e-09 au
q 1.768145851714107 8.8834e-08 au
i 6.83927114300393 3.7536e-06 deg
node 105.9649527107728 3.4556e-05 deg
peri 233.7803924280746 3.5909e-05 deg
M 252.3786343930227 1.3397e-05 deg
tp 2458965.879100801085
(2020-Apr-26.37910080)
4.6554e-05 TDB
period 1222.215268748299
3.35
6.6099e-06
1.81e-08
d
yr
n .2945471302847369 1.5929e-09 deg/d
Q 2.706199627259405 9.7569e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2085  
   data-arc span      26555 days (72.70 yr)  
   first obs. used      1946-08-27  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49207  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-29 23:57:55  

Additional Information
 Earth MOID = .76814 au 
 Jupiter MOID = 2.68877 au 
 T_jup = 3.599 
[ 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 13.1   n/a MPO384787  
diameter diameter 5.719 km 0.207 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 6.5131 h n/a LCDB (Rev. 2019-January); 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:
[Pravec, P.; Wolf, M.; Sarounova, L. (2009) http://www.asu.cas.cz/~ppravec/neo.htm]
geometric albedo albedo 0.341   0.073 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

3855 Pasasymphonia (1986 NF1)          Discovered 1986-Jul-04 by Helin, E. F. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1986 NF1 = 1936 RM = 1946 QE = 1963 UO = 1963 WA = 1979 HQ5 = 1985 DR 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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