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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09759098613759719 3.0973e-08  
a 2.905827884182397 1.036e-08 au
q 2.62224527541891 8.8346e-08 au
i 5.49057686219415 3.8558e-06 deg
node 318.6015554215969 3.4353e-05 deg
peri 266.5059449375173 4.0042e-05 deg
M 129.7953954206876 2.1932e-05 deg
tp 2458548.180978986889
(2019-Mar-05.68097899)
0.00010973 TDB
period 1809.269479888581
4.95
9.6754e-06
2.649e-08
d
yr
n .1989753345212951 1.0641e-09 deg/d
Q 3.189410492945885 1.1371e-08 au
  Orbit Determination Parameters
   # obs. used (total)      4212  
   data-arc span      33587 days (91.96 yr)  
   first obs. used      1929-02-05  
   last obs. used      2021-01-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .35254  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 00:52:16  

Additional Information
 Earth MOID = 1.61927 au 
 Jupiter MOID = 1.84081 au 
 T_jup = 3.271 
[ 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 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 11:30 00:02 Jupiter 1.90921303606222 1.90921243624472 1.90921363587962 2.50923061416849 2.32571238881235 2421472.979482342 1.60159883731819 51.3937279135897 13.1546787510218 88.9247920626185 2596982.98287818 T 40 CATAB v2.0f-lin.ifort 2021-Feb-24 00:52:26 2021-Feb-24 00:52
1951-Jul-23 21:50 00:01 Jupiter 1.87551484219424 1.87551447113893 1.87551521324987 2.81784199512693 2.65273271186612 2433851.409437005 1.03732615020521 88.5557362553357 10.8573838175237 -88.8903583267364 3689108.11406744 T 40 CATAB v2.0f-lin.ifort 2021-Feb-24 00:52:26 2021-Feb-24 00:52
1977-May-30 22:17 < 00:01 Jupiter 1.97205774619209 1.97205732171894 1.97205817066513 2.8649305216516 2.71086754454513 2443294.428268004 0.600038477881325 39.0525475191115 13.5252346599387 -86.5460006191313 3244831.72348351 T 40 CATAB v2.0f-lin.ifort 2021-Feb-24 00:52:26 2021-Feb-24 00:52
2011-Apr-21 07:31 < 00:01 Jupiter 1.84497833568729 1.84497799373893 1.84497867763565 2.47444665261321 2.28137981627355 2455672.813405219 0.14368036269694 39.2767687895281 7.14864185412062 -80.7372085010346 3454584.28231047 T 40 CATAB v2.0f-lin.ifort 2021-Feb-24 00:52:26 2021-Feb-24 00:52
2071-Jan-20 00:26 < 00:01 Jupiter 1.83808930754066 1.83808897339064 1.83808964169068 2.27086032309919 2.05795357496749 2477496.518006097 0.974112182404377 47.2553051712819 9.8281364519957 -86.4511194858586 3507812.6715542 T 40 CATAB v2.0f-lin.ifort 2021-Feb-24 00:52:26 2021-Feb-24 00:52
2130-Oct-23 02:08 00:02 Jupiter 1.85419629004093 1.85419594085584 1.85419663922592 2.27889613191806 2.06875322659282 2499321.589178424 1.98038084059078 55.765712977483 10.0056073278717 -86.4559897028301 3634780.15754978 T 40 CATAB v2.0f-lin.ifort 2021-Feb-24 00:52:26 2021-Feb-24 00:52
2164-Sep-16 23:13 00:02 Jupiter 1.9614325259428 1.96143160260704 1.96143344928113 3.28523386193278 3.15104491923915 2511704.467415335 2.41880000377773 139.209598619936 16.4464517023944 -79.1378702017212 3194677.32692391 T 40 CATAB v2.0f-lin.ifort 2021-Feb-24 00:52:26 2021-Feb-24 00:52
2190-Jul-25 00:30 00:03 Jupiter 1.89235742119045 1.89235676772687 1.89235807465456 2.49775737107867 2.31162028911358 2521146.520709815 2.95525757592586 87.310710271972 11.7201621214601 89.0249455490873 2906919.2883148 T 40 CATAB v2.0f-lin.ifort 2021-Feb-24 00:52:26 2021-Feb-24 00:52

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 2021-Apr-12 14:08 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin