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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2092016494365537 3.8839e-08  
a 2.237128961911607 8.147e-09 au
q 1.769117893077414 8.8908e-08 au
i 6.840152760626919 3.7543e-06 deg
node 105.9586919565994 3.4544e-05 deg
peri 233.7028059682478 3.5897e-05 deg
M 10.22763886382294 1.3753e-05 deg
tp 2458965.777751476382
(2020-Apr-26.27775148)
4.6584e-05 TDB
period 1222.179393986768
3.35
6.6762e-06
1.828e-08
d
yr
n .2945557761579291 1.609e-09 deg/d
Q 2.705140030745801 9.8513e-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 = .769953 au 
 Jupiter MOID = 2.69256 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-August); 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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2098-Apr-22 09:45 < 00:01 Eunom 0.0116243055399094 0.0116186659942555 0.0116299467157504 6.20227601395242 6.20227581924802 2487450.905979750 0.492479314034923 355.421040763951 18.4121228676889 37.7795376897914 57958.0191286949 T 31 CATAB v2.0e-lin.ifort 2019-May-29 23:58:59 2019-May-29 23:59

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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