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 ]  
70297 (1999 RG129)
Classification: Main-belt Asteroid          SPK-ID: 2070297
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2213520427661429 3.7662e-08  
a 2.357595058320589 9.3665e-09 au
q 1.835736576145963 9.2022e-08 au
i 2.227038206645341 4.1959e-06 deg
node 172.0260934631386 9.7025e-05 deg
peri 220.2808279618023 9.7554e-05 deg
M 279.8185994206994 1.3312e-05 deg
tp 2459494.991919638242
(2021-Oct-07.49191964)
5.0161e-05 TDB
period 1322.215505139681
3.62
7.8795e-06
2.157e-08
d
yr
n .2722702907359787 1.6226e-09 deg/d
Q 2.879453540495215 1.144e-08 au
  Orbit Determination Parameters
   # obs. used (total)      911  
   data-arc span      10637 days (29.12 yr)  
   first obs. used      1991-06-04  
   last obs. used      2020-07-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54966  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:48:50  

Additional Information
 Earth MOID = .841152 au 
 Jupiter MOID = 2.55982 au 
 T_jup = 3.519 
[ 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 15.81   n/a E2021B10  
rotation period rot_per 5.186 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

70297 (1999 RG129)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20031109/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
1923-Jul-05 06:41 < 00:01 Hebe 0.0129581031818368 0.0129448213201156 0.0129713861222007 4.82495283907648 4.8249527396452 2423605.778609491 0.565426496075132 687.851544626863 36.1139139672117 15.7643931559828 14824.3715688949 T 17 CATAB v2.0f-lin.ifort 2021-Apr-13 12:48:53 2021-Apr-13 12:48

Alternate Designations
 1999 RG129 = 2001 DH70 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-May-15 03:23 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin