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118717 (2000 QK48)
Classification: Main-belt Asteroid          SPK-ID: 2118717
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08868544135908883 3.3437e-08  
a 2.637057476281756 1.4269e-08 au
q 2.403188870108424 8.6624e-08 au
i 1.759689422901693 4.4071e-06 deg
node 173.4910614101967 0.00012106 deg
peri 266.386691836059 0.00012434 deg
M 172.7933044782968 3.0084e-05 deg
tp 2458449.738091550095
(2018-Nov-27.23809155)
0.00012738 TDB
period 1564.147915672929
4.28
1.2695e-05
3.476e-08
d
yr
n .2301572609551574 1.8681e-09 deg/d
Q 2.870926082455088 1.5534e-08 au
  Orbit Determination Parameters
   # obs. used (total)      926  
   data-arc span      7206 days (19.73 yr)  
   first obs. used      2000-08-24  
   last obs. used      2020-05-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52211  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:58:32  

Additional Information
 Earth MOID = 1.4192 au 
 Jupiter MOID = 2.30793 au 
 T_jup = 3.391 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457046.5 (2015-Jan-24.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08856325076340844 3.3671e-08  
q 2.404923466534803 8.7189e-08 au
tp 2456890.038854999534
(2014-Aug-20.53885500)
0.00012105 TDB
node 173.5184337463814 0.00012125 deg
peri 267.5293037906812 0.00012449 deg
i 1.757306147636982 4.4052e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      926  
   data-arc span      7206 days (19.73 yr)  
   first obs. used      2000-08-24  
   last obs. used      2020-05-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52211  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:58:32  

Additional Information
 Jupiter MOID = 2.30793 au 
 T_jup = 3.391 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.133710415132154E-15 -2.904568490777797E-15 6.611011707477504E-13 -4.270479698946808E-15 1.44257672125982E-13 -4.103029125235535E-16
q -2.904568490777797E-15 7.601860900078163E-15 -1.096764222125345E-12 1.19178693244245E-14 -2.282411839328889E-13 1.037561016105689E-15
tp 6.611011707477504E-13 -1.096764222125345E-12 1.465324453360073E-8 1.046639288813508E-11 3.430534968405301E-9 -1.498474985851458E-12
node -4.270479698946808E-15 1.19178693244245E-14 1.046639288813508E-11 1.470091628263826E-8 -1.469111065631309E-8 -3.78521527615896E-11
peri 1.44257672125982E-13 -2.282411839328889E-13 3.430534968405301E-9 -1.469111065631309E-8 1.549790246699685E-8 3.749141830473498E-11
i -4.103029125235535E-16 1.037561016105689E-15 -1.498474985851458E-12 -3.78521527615896E-11 3.749141830473498E-11 1.940607125138515E-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 15.44   n/a E2021B55  

118717 (2000 QK48)          Discovered 2000-Aug-24 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ 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
1944-Jun-08 23:24 00:14 Psych 0.0221366544961898 0.0221291557071856 0.0221441571236119 1.64671071331846 1.64671038140573 2431250.474905232 13.6691876846271 593.998964914966 62.8908937354556 -51.6823527831746 41238.7895429075 T 25 CATAB v2.0f-lin.ifort 2021-Apr-13 16:58:34 2021-Apr-13 16:58
1974-May-14 16:17 00:05 Psych 0.0248235798563385 0.0248177529974606 0.0248294076507902 1.88825080703755 1.88825054891312 2442182.178179611 4.62153703896313 379.926000383005 65.0134742180423 41.0566591232799 38079.4008579351 T 25 CATAB v2.0f-lin.ifort 2021-Apr-13 16:58:34 2021-Apr-13 16:58
2177-Dec-27 17:36 00:07 Hebe 0.0453999292986623 0.0453759981642023 0.0454238802890549 5.30388772135846 5.30388769554132 2516554.233305261 6.51601171519267 1914.96887634026 41.1480637369078 -51.4642209060378 129080.524750572 T 25 CATAB v2.0f-lin.ifort 2021-Apr-13 16:58:34 2021-Apr-13 16:58

Alternate Designations
 2000 QK48 = 2001 XC64 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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