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69579 (1998 DQ1)
Classification: Main-belt Asteroid          SPK-ID: 2069579
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1334721271480834 6.4323e-08  
a 2.280755123639712 9.1127e-09 au
q 1.97633788578363 1.4346e-07 au
i 2.089766874760572 4.6571e-06 deg
node 120.8486686620003 0.00015133 deg
peri 51.34259341796565 0.0001518 deg
M 140.4683101965382 1.4002e-05 deg
tp 2458509.600858226983
(2019-Jan-26.10085823)		 4.7359e-05 TDB
period 1258.103630569919
3.44		 7.54e-06
2.064e-08		 d
yr
n .286144949630994 1.7149e-09 deg/d
Q 2.585172361495795 1.0329e-08 au
   Orbit Determination Parameters
   # obs. used (total)      569  
   data-arc span      10869 days (29.76 yr)  
   first obs. used      1991-01-12  
   last obs. used      2020-10-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57385  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:04:29  

Additional Information
 Earth MOID = .982596 au 
 Jupiter MOID = 2.37893 au 
 T_jup = 3.593 
[ 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 16.7   n/a MPO426414  

69579 (1998 DQ1)          Discovered 1998-Feb-20 by Klet at Klet
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
1945-Jun-14 07:41 00:04 Psych 0.0373885472944252 0.0373821252856628 0.0373949696179908 3.21989101351036 3.21989091300866 2431620.820224782 4.13066984168429 363.838976183705 52.7730181260818 -28.785176508786 52709.0773818688 T 13 CATAB v2.0f-lin.ifort 2020-Nov-12 22:04:31 2020-Nov-12 22:04
2161-Apr-01 13:45 00:03 Thisb 0.0378615010735661 0.0378427735976307 0.0378802316859949 4.76693780549093 4.76693776771306 2510440.072771871 3.03756496575694 1080.48183036309 53.7334835657381 -30.2726465960665 53308.0976554698 T 13 CATAB v2.0f-lin.ifort 2020-Nov-12 22:04:31 2020-Nov-12 22:04
2199-Nov-17 05:05 00:20 Psych 0.0267778785704816 0.0267718884601603 0.026783874437809 2.84198197280685 2.84198181382201 2524548.711859864 19.6466088142773 691.220496210053 40.1128795604091 -64.6499616893452 90121.3820307937 T 13 CATAB v2.0f-lin.ifort 2020-Nov-12 22:04:31 2020-Nov-12 22:04

Alternate Designations
 1998 DQ1 = 2002 JF106 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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