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 ]  
85848 (1998 YP29)
Classification: Mars-crossing Asteroid          SPK-ID: 2085848
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .278925577757871 4.3936e-08  
a 2.198703757572638 5.8521e-09 au
q 1.585429041673288 9.7761e-08 au
i 6.860695894809786 5.3109e-06 deg
node 302.7143044136229 3.3839e-05 deg
peri 55.33350764800304 3.5968e-05 deg
M 165.1598557906702 9.2679e-06 deg
tp 2458054.175723812877
(2017-Oct-27.67572381)
2.9857e-05 TDB
period 1190.826538845127
3.26
4.7543e-06
1.302e-08
d
yr
n .302311032091316 1.207e-09 deg/d
Q 2.811978473471989 7.4845e-09 au
  Orbit Determination Parameters
   # obs. used (total)      429  
   data-arc span      10062 days (27.55 yr)  
   first obs. used      1991-09-16  
   last obs. used      2019-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49996  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 10:28:23  

Additional Information
 Earth MOID = .592427 au 
 Jupiter MOID = 2.66862 au 
 T_jup = 3.606 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456955.5 (2014-Oct-25.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2780780683056911 4.4063e-08  
q 1.58761138873759 9.8076e-08 au
tp 2456861.347942992232
(2014-Jul-22.84794299)
2.8909e-05 TDB
node 302.8274395861772 3.3747e-05 deg
peri 54.95781465462051 3.5915e-05 deg
i 6.86950482457456 5.316e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      429  
   data-arc span      10062 days (27.55 yr)  
   first obs. used      1991-09-16  
   last obs. used      2019-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49996  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 10:28:23  

Additional Information
 Jupiter MOID = 2.66862 au 
 T_jup = 3.606 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.94154619133187E-15 -4.317756625229793E-15 -6.720156884998264E-13 3.297645473033877E-14 -2.890027974494161E-13 -1.041732720525889E-14
q -4.317756625229793E-15 9.618882059704211E-15 1.504202695427175E-12 -7.404861807372677E-14 6.464372265577596E-13 2.318451931405427E-14
tp -6.720156884998264E-13 1.504202695427175E-12 8.357524943929625E-10 -3.230879348281752E-11 3.67356042146414E-10 4.511260451203671E-12
node 3.297645473033877E-14 -7.404861807372677E-14 -3.230879348281752E-11 1.138867959185422E-9 -1.141869626803237E-9 4.84076944014634E-11
peri -2.890027974494161E-13 6.464372265577596E-13 3.67356042146414E-10 -1.141869626803237E-9 1.289887131141453E-9 -4.66619272768598E-11
i -1.041732720525889E-14 2.318451931405427E-14 4.511260451203671E-12 4.84076944014634E-11 -4.66619272768598E-11 2.825934984990302E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.1   n/a MPO333529  

85848 (1998 YP29)          Discovered 1998-Dec-28 by Spacewatch at Kitt Peak
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-12 13:59 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin