Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
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 ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09748854205095765 3.2246e-08  
a 2.907196587854543 1.1217e-08 au
q 2.623778231049084 9.3327e-08 au
i 5.489960150137004 4.0196e-06 deg
node 318.5991712470202 3.6975e-05 deg
peri 266.7881538799576 4.2529e-05 deg
M 89.72091574735558 2.2036e-05 deg
tp 2458549.266614843234
(2019-Mar-06.76661484)
0.00011059 TDB
period 1810.547934150165
4.96
1.0478e-05
2.869e-08
d
yr
n .1988348351401018 1.1507e-09 deg/d
Q 3.190614944660001 1.231e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3864  
   data-arc span      33466 days (91.62 yr)  
   first obs. used      1929-02-05  
   last obs. used      2020-09-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .36381  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-22 15:31:15  

Additional Information
 Earth MOID = 1.62192 au 
 Jupiter MOID = 1.84119 au 
 T_jup = 3.271 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456233.5 (2012-Nov-02.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09492020540120044 3.2434e-08  
q 2.631701688068491 9.3272e-08 au
tp 2456739.541430770981
(2014-Mar-23.04143077)
0.00011283 TDB
node 318.7240532620723 3.7049e-05 deg
peri 267.0864291515598 4.2823e-05 deg
i 5.483418010135173 4.0151e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      3864  
   data-arc span      33466 days (91.62 yr)  
   first obs. used      1929-02-05  
   last obs. used      2020-09-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .36381  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-22 15:31:15  

Additional Information
 Jupiter MOID = 1.84119 au 
 T_jup = 3.271 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.051972433350553E-15 -3.008055803454573E-15 -2.105602787384554E-13 -1.081438568346694E-15 -5.320839951931132E-14 3.162527349504543E-17
q -3.008055803454573E-15 8.699713640296725E-15 5.671943508917983E-13 3.029451933814944E-15 1.382581405680941E-13 7.698696895081716E-16
tp -2.105602787384554E-13 5.671943508917983E-13 1.273100660776014E-8 1.427813884987981E-11 2.4378314203443E-9 -2.488680645919613E-12
node -1.081438568346694E-15 3.029451933814944E-15 1.427813884987981E-11 1.37260797479207E-9 -1.363093652918988E-9 8.740298525329076E-12
peri -5.320839951931132E-14 1.382581405680941E-13 2.4378314203443E-9 -1.363093652918988E-9 1.833850389619186E-9 -9.096101629265823E-12
i 3.162527349504543E-17 7.698696895081716E-16 -2.488680645919613E-12 8.740298525329076E-12 -9.096101629265823E-12 1.612112925739159E-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 10.7   n/a MPO492762  
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. 2019-August); 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 11:30 00:02 Jupiter 1.90921301527283 1.90921241218826 1.90921361835729 2.50923054349385 2.32571231048372 2421472.979343076 1.67102729070487 53.620931479665 13.2226140178603 88.9647541595724 2487982.75448909 T 36 CATAB v2.0f-lin.ifort 2020-Oct-22 15:31:49 2020-Oct-22 15:31
1951-Jul-23 21:49 00:01 Jupiter 1.87551486127179 1.87551448000669 1.87551524253732 2.81784221078363 2.65273294267729 2433851.409359612 1.07209217654592 92.0960743005009 11.2056595377606 -88.516294204449 3629537.47628293 T 36 CATAB v2.0f-lin.ifort 2020-Oct-22 15:31:49 2020-Oct-22 15:31
1977-May-30 22:17 < 00:01 Jupiter 1.97205776020445 1.97205733360244 1.97205818680635 2.86493056035878 2.7108675865779 2443294.428220582 0.618690340919063 39.4210962769345 13.5845191332995 -86.6301229954661 3147186.95129912 T 36 CATAB v2.0f-lin.ifort 2020-Oct-22 15:31:49 2020-Oct-22 15:31
2011-Apr-21 07:31 < 00:01 Jupiter 1.8449783384946 1.84497798754934 1.84497868943997 2.47444665499142 2.28137981915922 2455672.813430370 0.15264249007238 43.3155432766497 7.3688446458311 -79.918692159945 3382823.8646825 T 36 CATAB v2.0f-lin.ifort 2020-Oct-22 15:31:49 2020-Oct-22 15:31
2071-Jan-20 00:26 00:01 Jupiter 1.83808932560168 1.83808897937569 1.83808967182767 2.27086039299895 2.05795365429901 2477496.518109227 1.04642253249384 52.0509953078295 10.5968260580767 -85.7053327945241 3379701.0927912 T 36 CATAB v2.0f-lin.ifort 2020-Oct-22 15:31:49 2020-Oct-22 15:31
2130-Oct-23 02:09 00:02 Jupiter 1.8541963498152 1.85419596320464 1.85419673642564 2.27889642440042 2.0687535559039 2499321.589365114 2.10459191421173 60.5589656050466 10.1298276533413 -86.5779993645458 3293305.00092641 T 36 CATAB v2.0f-lin.ifort 2020-Oct-22 15:31:49 2020-Oct-22 15:31
2164-Sep-16 23:13 00:03 Jupiter 1.96143239593749 1.96143141440666 1.96143337747133 3.2852330658461 3.15104408016715 2511704.467650972 2.57088545543529 149.280722735218 16.6051416320967 -79.0144961995162 3092955.46069261 T 36 CATAB v2.0f-lin.ifort 2020-Oct-22 15:31:49 2020-Oct-22 15:31
2190-Jul-25 00:30 00:03 Jupiter 1.89235754239743 1.89235681593123 1.89235826886416 2.49775801145809 2.31162099346006 2521146.520972175 3.12923887726388 93.054514887164 11.9942161568983 88.469585258314 2624013.4419961 T 36 CATAB v2.0f-lin.ifort 2020-Oct-22 15:31:49 2020-Oct-22 15:31

Alternate Designations
 1926 RK = 1929 CV 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Oct-28 02:44 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin