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 ]  
22762 (1998 YM12)
Classification: Main-belt Asteroid          SPK-ID: 2022762
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1169438548713557 5.6039e-08  
a 2.944745439666229 1.5955e-08 au
q 2.600375556336815 1.6744e-07 au
i 2.790228439525233 4.3672e-06 deg
node 50.88673594672051 0.00012452 deg
peri 318.9133348083595 0.00012571 deg
M 208.4089864872859 1.9639e-05 deg
tp 2459977.714724001771
(2023-Feb-02.21472400)
0.00010376 TDB
period 1845.738043153664
5.05
1.5001e-05
4.107e-08
d
yr
n .195043929085894 1.5852e-09 deg/d
Q 3.289115322995643 1.7821e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1230  
   data-arc span      10361 days (28.37 yr)  
   first obs. used      1992-09-30  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52827  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:11:39  

Additional Information
 Earth MOID = 1.59923 au 
 Jupiter MOID = 2.17447 au 
 T_jup = 3.259 
[ 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 14.26   n/a E2021B10  
rotation period rot_per 7.740 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:
[Erasmus, N.; Navarro-Meza, S.; McNeill, A.; Trilling, D.E.; et al. (2020) Ap. J. Suppl. Ser. 247, A13.]

22762 (1998 YM12)          Discovered 1998-Dec-27 by Kagawa, T. at Gekko
Reference: 20010309/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 YM12 = 2000 EV39 
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-20 05:34 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin