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212349 (2005 UM169)
Classification: Main-belt Asteroid          SPK-ID: 2212349
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1534331991557658 4.2616e-08  
a 2.379836390886394 1.5515e-08 au
q 2.014690479965383 9.657e-08 au
i 1.70847113089606 8.4374e-06 deg
node 337.1258025641399 0.00014222 deg
peri 267.9386083686945 0.00014511 deg
M 143.9997988249403 2.8398e-05 deg
tp 2458464.112728780786
(2018-Dec-11.61272878)
0.00010509 TDB
period 1340.970051448939
3.67
1.3113e-05
3.59e-08
d
yr
n .2684623714086787 2.6253e-09 deg/d
Q 2.744982301807405 1.7895e-08 au
  Orbit Determination Parameters
   # obs. used (total)      240  
   data-arc span      7070 days (19.36 yr)  
   first obs. used      2000-04-26  
   last obs. used      2019-09-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52412  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:03:05  

Additional Information
 Earth MOID = 1.00227 au 
 Jupiter MOID = 2.2788 au 
 T_jup = 3.522 
[ 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 17.2   n/a MPO437020  

212349 (2005 UM169)          Discovered 2005-Oct-24 by Spacewatch at Kitt Peak
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

[ 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
1986-Nov-19 06:04 < 00:01 Amphi 0.0284411363708088 0.0284359146014785 0.028446359714385 4.23322314663069 4.23322309888271 2446753.753090342 0.654586333867879 428.536451535337 52.2472722355417 53.1652679818699 65417.2410637683 T 10 CATAB v2.0f-lin.ifort 2019-Sep-24 04:03:07 2019-Sep-24 04:03
2138-Nov-13 23:10 00:04 David 0.0259265208543372 0.0258941586564091 0.0259589089453644 6.8202867840662 6.82028669863113 2502265.464984941 3.66566781342159 2067.6523529507 58.2993983410244 -38.7065725782067 41612.754630808 T 10 CATAB v2.0f-lin.ifort 2019-Sep-24 04:03:07 2019-Sep-24 04:03
2166-Aug-19 01:45 00:02 Juno 0.0392218400330688 0.0391912372192679 0.0392525009408405 9.423306712554 9.42330667963742 2512405.572609944 1.56243761210452 2829.16525734564 56.3212951843294 57.3461024083251 87702.8208380391 T 10 CATAB v2.0f-lin.ifort 2019-Sep-24 04:03:07 2019-Sep-24 04:03
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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