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392492 (2011 KL40)
Classification: Main-belt Asteroid          SPK-ID: 2392492
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1375431522169174 5.8852e-08  
a 2.331545551431301 2.3284e-08 au
q 2.010857426750109 1.2966e-07 au
i 4.496186238506096 6.9433e-06 deg
node 13.5621400090206 8.2408e-05 deg
peri 277.0355093585217 8.8297e-05 deg
M 159.4254119413611 3.3265e-05 deg
tp 2458424.636793710476
(2018-Nov-02.13679371)
0.00011508 TDB
period 1300.362042285207
3.56
1.9479e-05
5.333e-08
d
yr
n .2768459769614235 4.1471e-09 deg/d
Q 2.652233676112493 2.6487e-08 au
  Orbit Determination Parameters
   # obs. used (total)      138  
   data-arc span      4682 days (12.82 yr)  
   first obs. used      2007-03-26  
   last obs. used      2020-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59839  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 04:44:18  

Additional Information
 Earth MOID = 1.00082 au 
 Jupiter MOID = 2.51704 au 
 T_jup = 3.554 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457356.5 (2015-Nov-30.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1380191176430881 5.867e-08  
q 2.009484022204005 1.2922e-07 au
tp 2457125.347374409274
(2015-Apr-12.84737441)
0.00010521 TDB
node 13.58755334497124 8.2324e-05 deg
peri 277.193838199032 8.8208e-05 deg
i 4.499195364619176 6.9456e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      138  
   data-arc span      4682 days (12.82 yr)  
   first obs. used      2007-03-26  
   last obs. used      2020-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59839  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 04:44:18  

Additional Information
 Jupiter MOID = 2.51704 au 
 T_jup = 3.554 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.44216743159461E-15 -7.507646403197566E-15 -5.203825569969712E-13 6.001860332981585E-15 -1.759145442730068E-13 -3.655743508673707E-15
q -7.507646403197566E-15 1.669731137689484E-14 2.113835108899758E-12 -2.366258026540798E-14 6.781385764581712E-13 8.848690961784273E-15
tp -5.203825569969712E-13 2.113835108899758E-12 1.106988653728001E-8 -1.234206258846657E-10 3.375253426993409E-9 2.005281536541904E-12
node 6.001860332981585E-15 -2.366258026540798E-14 -1.234206258846657E-10 6.777266903041536E-9 -6.79113458269956E-9 2.01597039843144E-10
peri -1.759145442730068E-13 6.781385764581712E-13 3.375253426993409E-9 -6.79113458269956E-9 7.780611416080941E-9 -2.002777599534892E-10
i -3.655743508673707E-15 8.848690961784273E-15 2.005281536541904E-12 2.01597039843144E-10 -2.002777599534892E-10 4.824086772302203E-11

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 17.6   n/a MPO450378  

392492 (2011 KL40)          Discovered 2007-Mar-26 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-04-17

[ 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
1906-Nov-14 08:48 00:04 David 0.0493009581374718 0.0492745540851842 0.0493274080662972 6.46728126569094 6.46728121830976 2417528.866958526 4.06768812160443 2714.21904608576 59.2207919597188 60.9896782761846 108882.814121563 T 17 CATAB v2.0f-lin.ifort 2020-Feb-26 04:44:30 2020-Feb-26 04:44
2021-Feb-10 11:33 00:01 Amphi 0.0386034592229178 0.0385989488569484 0.0386079697317731 3.1320588633286 3.13205881578228 2459255.981149590 1.38120677643513 259.025872663495 94.4480327374751 32.2957948980361 37683.0949892097 T 17 CATAB v2.0f-lin.ifort 2020-Feb-26 04:44:30 2020-Feb-26 04:44
2159-Dec-13 12:29 00:18 Amphi 0.0386419970151671 0.038584626476176 0.0386994422960423 3.140768826216 3.14076877884882 2509965.020162808 18.3830092096697 3918.15826185516 93.7281674917018 43.1391089412297 42150.1780945005 T 17 CATAB v2.0f-lin.ifort 2020-Feb-26 04:44:30 2020-Feb-26 04:44
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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