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JPL Small-Body Database Browser
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39001 (2000 UN27)
Classification: Main-belt Asteroid          SPK-ID: 2039001
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1333203309608051 4.9622e-08  
a 2.681044129306641 1.5297e-08 au
q 2.323606438666956 1.3813e-07 au
i 12.28093764783548 5.6205e-06 deg
node 85.79631047842909 2.3123e-05 deg
peri 70.0845899932412 3.6131e-05 deg
M 79.00174586711984 2.3866e-05 deg
tp 2458648.624881345347
(2019-Jun-14.12488135)
0.00010603 TDB
period 1603.446117871134
4.39
1.3723e-05
3.757e-08
d
yr
n .224516431196307 1.9215e-09 deg/d
Q 3.038481819946326 1.7336e-08 au
  Orbit Determination Parameters
   # obs. used (total)      750  
   data-arc span      8481 days (23.22 yr)  
   first obs. used      1996-11-07  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51993  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 05:03:43  

Additional Information
 Earth MOID = 1.36778 au 
 Jupiter MOID = 2.08316 au 
 T_jup = 3.331 
[ 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 14.8   n/a MPO337574  
diameter diameter 7.175 km 0.052 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.054   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

39001 (2000 UN27)          Discovered 2000-Oct-24 by LINEAR at Socorro
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

[ 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
1965-Nov-24 12:07 < 00:01 Psych 0.0403509942596996 0.0403471219623752 0.0403548692533926 5.77172392900677 5.77172387705584 2439089.004603174 0.532689984013369 577.201754256948 56.7437504934475 71.256767755454 100749.417843599 T 20 CATAB v2.0f-lin.ifort 2020-Feb-23 05:04:01 2020-Feb-23 05:04
2159-Jun-30 10:35 00:04 Amphi 0.0110521113261668 0.0110119157092884 0.0110923249637485 5.52952462349339 5.52952452942581 2509798.940705098 4.45722521774505 2124.29551634909 49.9008043590962 19.3536693103574 10999.7701507116 T 20 CATAB v2.0f-lin.ifort 2020-Feb-23 05:04:01 2020-Feb-23 05:04

Alternate Designations
 2000 UN27 = 1998 KL40 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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