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1068 Nofretete (1926 RK)
Classification: Main-belt Asteroid          SPK-ID: 2001068
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 43 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09761256529828302 3.092e-08  
a 2.905525367921069 1.0202e-08 au
q 2.621909583219056 8.8192e-08 au
i 5.490582043445824 3.8108e-06 deg
node 318.6015360223743 3.4335e-05 deg
peri 266.3999533490477 3.9917e-05 deg
M 168.9219531066734 2.1784e-05 deg
tp 2458547.673308343054
(2019-Mar-05.17330834)
0.00010875 TDB
period 1808.98695152743
4.95
9.5272e-06
2.608e-08
d
yr
n .1990064105747317 1.0481e-09 deg/d
Q 3.189141152623082 1.1197e-08 au
  Orbit Determination Parameters
   # obs. used (total)      4282  
   data-arc span      33786 days (92.50 yr)  
   first obs. used      1929-02-05  
   last obs. used      2021-08-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .35017  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 07:18:13  

Additional Information
 Earth MOID = 1.62063 au 
 Jupiter MOID = 1.83983 au 
 T_jup = 3.271 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456727.5 (2014-Mar-11.0) TDB
Reference: JPL 43 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09532552775201064 3.1052e-08  
q 2.630487051504176 8.8453e-08 au
tp 2456740.045774994371
(2014-Mar-23.54577499)
0.00011024 TDB
node 318.7184201650407 3.4394e-05 deg
peri 267.2440231901804 4.0177e-05 deg
i 5.484100354585554 3.8065e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      4282  
   data-arc span      33786 days (92.50 yr)  
   first obs. used      1929-02-05  
   last obs. used      2021-08-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .35017  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 07:18:13  

Additional Information
 Jupiter MOID = 1.83983 au 
 T_jup = 3.271 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.642256352429495E-16 -2.732199624106116E-15 -3.18811850878216E-13 -2.613198901004129E-15 -8.081911002514949E-14 2.467472132109966E-16
q -2.732199624106116E-15 7.82396444726283E-15 9.342087124335113E-13 9.012595004543464E-15 2.314352920955374E-13 6.636796415750358E-17
tp -3.18811850878216E-13 9.342087124335113E-13 1.215185979114053E-8 2.002043729736408E-11 2.302902733569472E-9 -2.738437593157744E-12
node -2.613198901004129E-15 9.012595004543464E-15 2.002043729736408E-11 1.182920356085859E-9 -1.173135701499819E-9 2.356422610729325E-11
peri -8.081911002514949E-14 2.314352920955374E-13 2.302902733569472E-9 -1.173135701499819E-9 1.614189764507136E-9 -2.38994410957648E-11
i 2.467472132109966E-16 6.636796415750358E-17 -2.738437593157744E-12 2.356422610729325E-11 -2.38994410957648E-11 1.448971165664797E-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 10.75   n/a E2021B10  
diameter diameter 21.346 km 0.106 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 6.15 h n/a LCDB (Rev. 2020-October); 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:
[Binzel, R.P. (1987) Icarus 72, 135-208.]
geometric albedo albedo 0.142   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
B-V BV 0.850   0.020 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=14.87 deg.
U-B UB 0.420   0.030 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=14.87 deg.

1068 Nofretete (1926 RK)          Discovered 1926-Sep-13 by Delporte, E. at Uccle
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
1917-Sep-01 11:31 00:02 Jupiter 1.90921309240291 1.90921249499033 1.90921368981538 2.50923119463005 2.32571302176026 2421472.979690939 1.59453775362965 51.0153412848077 13.0676684999392 88.8096142829728 2613333.71647529 T 43 CATAB v2.0g-lin.ifort 2021-Aug-25 07:18:36 2021-Aug-25 07:18
1951-Jul-23 21:50 00:01 Jupiter 1.87551482012512 1.87551445113753 1.87551518911314 2.81784166236829 2.65273235733338 2433851.409452427 1.0330331680139 88.0252331788791 10.7983243237196 -88.8611602995037 3711790.03381825 T 43 CATAB v2.0g-lin.ifort 2021-Aug-25 07:18:36 2021-Aug-25 07:18
1977-May-30 22:17 < 00:01 Jupiter 1.97205769734599 1.97205727424875 1.97205812044323 2.86493047848132 2.71086749587226 2443294.428251499 0.598294503642077 38.743466487521 13.4891577083852 -86.6225425637617 3259322.62738629 T 43 CATAB v2.0g-lin.ifort 2021-Aug-25 07:18:36 2021-Aug-25 07:18
2011-Apr-21 07:31 < 00:01 Jupiter 1.84497829968024 1.84497796060734 1.84497863875314 2.47444640980031 2.28137955009639 2455672.813412465 0.143056376829415 38.8826973656315 7.1370094069669 -80.6780832997766 3471285.92559714 T 43 CATAB v2.0g-lin.ifort 2021-Aug-25 07:18:36 2021-Aug-25 07:18
2071-Jan-20 00:26 < 00:01 Jupiter 1.83808926499325 1.83808893303885 1.83808959694775 2.27086036884658 2.0579536215015 2477496.517935289 0.96697471069212 46.8429482675968 9.73750652987415 -86.4490530658068 3518358.65591401 T 43 CATAB v2.0g-lin.ifort 2021-Aug-25 07:18:36 2021-Aug-25 07:18
2130-Oct-23 02:08 00:02 Jupiter 1.85419622235441 1.85419587482694 1.85419656988178 2.27889604686515 2.06875312605936 2499321.589107283 1.96778562183654 55.3042492184832 9.91852139440046 -86.5097819331206 3640633.77930002 T 43 CATAB v2.0g-lin.ifort 2021-Aug-25 07:18:36 2021-Aug-25 07:18
2164-Sep-16 23:13 00:02 Jupiter 1.96143258430483 1.96143166934461 1.96143349926761 3.28523405311468 3.1510451233975 2511704.467326131 2.40445774175424 138.300526393641 16.2650303883753 -79.1583507382371 3227262.56307124 T 43 CATAB v2.0g-lin.ifort 2021-Aug-25 07:18:36 2021-Aug-25 07:18
2190-Jul-25 00:30 00:03 Jupiter 1.89235732110211 1.89235667163634 1.89235797056832 2.49775703874409 2.311619920847 2521146.520604506 2.93775634800987 86.7067716329593 11.6509199806839 89.0120462765132 2929451.23237351 T 43 CATAB v2.0g-lin.ifort 2021-Aug-25 07:18:36 2021-Aug-25 07:18

Alternate Designations
 1926 RK = 1929 CV 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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