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48846 (1998 DC14)
Classification: Main-belt Asteroid          SPK-ID: 2048846
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1082455164805909 3.2339e-08  
a 2.220264025526508 8.3137e-09 au
q 1.979930399360115 6.9906e-08 au
i 2.915680937080359 3.2951e-06 deg
node 174.7308787813554 7.5256e-05 deg
peri 45.03433574424054 7.7515e-05 deg
M 238.6709699024539 1.9904e-05 deg
tp 2459407.756088051737
(2021-Jul-12.25608805)		 6.7799e-05 TDB
period 1208.385096136945
3.31		 6.7871e-06
1.858e-08		 d
yr
n .2979182722055037 1.6733e-09 deg/d
Q 2.4605976516929 9.2136e-09 au
   Orbit Determination Parameters
   # obs. used (total)      1003  
   data-arc span      8003 days (21.91 yr)  
   first obs. used      1998-02-27  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50437  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 09:15:02  

Additional Information
 Earth MOID = .973356 au 
 Jupiter MOID = 2.50814 au 
 T_jup = 3.641 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456935.5 (2014-Oct-05.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1080642541712003 3.235e-08  
q 1.979956982633408 6.9916e-08 au
tp 2456991.548513034276
(2014-Nov-30.04851303)		 6.3009e-05 TDB
node 174.7550577941869 7.5231e-05 deg
peri 45.10772685897179 7.7494e-05 deg
i 2.915879524987667 3.2961e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      1003  
   data-arc span      8003 days (21.91 yr)  
   first obs. used      1998-02-27  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50437  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 09:15:02  

Additional Information
 Jupiter MOID = 2.50814 au 
 T_jup = 3.641 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.046552832464555E-15 -2.250245553030351E-15 5.455409080499698E-13 -5.919155849221359E-15 1.442528450974668E-13 -2.927011485494377E-17
q -2.250245553030351E-15 4.888256701020261E-15 -1.089381534073962E-12 1.260991746529458E-14 -2.868594332127614E-13 9.380478686291141E-17
tp 5.455409080499698E-13 -1.089381534073962E-12 3.970144575824987E-9 -2.308286512167605E-11 1.18591990175897E-9 -1.251122329147877E-12
node -5.919155849221359E-15 1.260991746529458E-14 -2.308286512167605E-11 5.65977362074154E-9 -5.658688358038754E-9 -2.561768398897978E-11
peri 1.442528450974668E-13 -2.868594332127614E-13 1.18591990175897E-9 -5.658688358038754E-9 6.005274717404374E-9 2.521855939373281E-11
i -2.927011485494377E-17 9.380478686291141E-17 -1.251122329147877E-12 -2.561768398897978E-11 2.521855939373281E-11 1.086434784395586E-11

[ 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 15.7   n/a MPO439425  

48846 (1998 DC14)          Discovered 1998-Feb-27 by ODAS at Caussols
Reference: 20021120/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
1919-Sep-05 02:00 < 00:01 Hebe 0.04308814805229 0.0430812043214836 0.0430950946852714 7.56012933507546 7.56012931599141 2422206.582994326 0.219726522736012 658.363192730506 32.0651637933425 58.3769290931507 171219.854412978 T 21 CATAB v2.0f-lin.ifort 2020-Feb-23 09:15:23 2020-Feb-23 09:15
2131-Oct-01 19:44 < 00:01 Juno 0.0147318895986791 0.014716937252594 0.0147468479980013 7.38811828181305 7.38811817003573 2499665.322303019 0.367090987126188 881.964141349351 32.313558560928 -32.3178081379372 36509.0625048918 T 21 CATAB v2.0f-lin.ifort 2020-Feb-23 09:15:23 2020-Feb-23 09:15

Alternate Designations
 1998 DC14 = 1999 VN117 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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