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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
66077 (1998 RL53)
Classification: Main-belt Asteroid          SPK-ID: 2066077
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08019295431776986 3.237e-08  
a 3.067621370798451 2.2048e-08 au
q 2.821619750345797 1.0581e-07 au
i 9.614766027761664 7.4224e-06 deg
node 346.047588619243 2.1234e-05 deg
peri 89.77073404986825 5.57e-05 deg
M 303.4566244481446 5.4321e-05 deg
tp 2459308.733820781935
(2021-Apr-04.23382078)
0.00029748 TDB
period 1962.461108812514
5.37
2.1158e-05
5.793e-08
d
yr
n .183443125768661 1.9777e-09 deg/d
Q 3.313622991251107 2.3816e-08 au
  Orbit Determination Parameters
   # obs. used (total)      928  
   data-arc span      8592 days (23.52 yr)  
   first obs. used      1996-04-24  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54867  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 14:50:57  

Additional Information
 Earth MOID = 1.85787 au 
 Jupiter MOID = 1.89945 au 
 T_jup = 3.205 
[ 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 14.0   n/a MPO449419  
diameter diameter 4.960 km 0.312 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.137   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

66077 (1998 RL53)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ 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
1939-Jun-25 17:21 00:02 Jupiter 1.99836734868647 1.99836624176198 1.998368455613 4.64448781235354 4.55231287503105 2429440.222852871 2.43051580939832 148.646523054907 33.0882781808323 74.1607090156122 2162674.6990704 T 21 CATAB v2.0f-lin.ifort 2020-Feb-23 14:51:13 2020-Feb-23 14:51
1998-Jun-22 03:38 < 00:01 Jupiter 1.95949119890498 1.9594904400855 1.95949195772446 4.49653624027295 4.39935279834028 2450986.651372591 0.565572639733969 80.610052844845 32.3057780737009 80.3339879381552 2164192.91768622 T 21 CATAB v2.0f-lin.ifort 2020-Feb-23 14:51:13 2020-Feb-23 14:51
2057-Jun-17 13:00 00:01 Jupiter 1.93300956205815 1.93300889944136 1.93301022467494 4.33139958917055 4.22902417199167 2472532.041588103 1.36308037636579 86.4829679267222 29.9549242364729 87.3565843447525 2414440.80155972 T 21 CATAB v2.0f-lin.ifort 2020-Feb-23 14:51:13 2020-Feb-23 14:51
2116-Jun-12 20:23 00:03 Jupiter 1.92092813814007 1.92092745292942 1.92092882335073 4.15008703593649 4.04244153883792 2494076.349251611 3.2830869421172 76.4750048770295 31.7954406554836 83.8550558561144 2205797.9870024 T 21 CATAB v2.0f-lin.ifort 2020-Feb-23 14:51:13 2020-Feb-23 14:51
2175-Jun-06 20:00 00:05 Jupiter 1.92416554148933 1.92416459741135 1.92416648556851 3.95553016515393 3.84263111058943 2515619.333383408 5.255144777195 114.596100347851 27.9093762262868 67.3536481444481 2260768.05106427 T 21 CATAB v2.0f-lin.ifort 2020-Feb-23 14:51:13 2020-Feb-23 14:51

Alternate Designations
 1998 RL53 = 1996 HX1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Apr-06 09:55 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin