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3822 Segovia (1988 DP1)
Classification: Main-belt Asteroid          SPK-ID: 2003822
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1176991275915651 3.0649e-08  
a 2.269053682600828 6.5652e-09 au
q 2.001988043700283 7.0125e-08 au
i 2.560397344618688 3.4354e-06 deg
node 335.8613603860662 7.6884e-05 deg
peri 280.2269783429139 7.8533e-05 deg
M 87.93043792994368 1.5216e-05 deg
tp 2458695.568480123714
(2019-Jul-31.06848012)
5.2957e-05 TDB
period 1248.433986453286
3.42
5.4182e-06
1.483e-08
d
yr
n .2883612621142549 1.2515e-09 deg/d
Q 2.536119321501374 7.3379e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2438  
   data-arc span      21180 days (57.99 yr)  
   first obs. used      1962-09-26  
   last obs. used      2020-09-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46301  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-22 15:49:02  

Additional Information
 Earth MOID = .989009 au 
 Jupiter MOID = 2.50717 au 
 T_jup = 3.603 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456681.5 (2014-Jan-24.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1182022396248725 3.0727e-08  
q 2.000740581901161 7.0324e-08 au
tp 2456197.683620233086
(2012-Sep-27.18362023)
5.5291e-05 TDB
node 335.9319177238394 7.6938e-05 deg
peri 280.1434625686897 7.8562e-05 deg
i 2.560158280921176 3.4336e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2438  
   data-arc span      21180 days (57.99 yr)  
   first obs. used      1962-09-26  
   last obs. used      2020-09-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46301  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-22 15:49:02  

Additional Information
 Jupiter MOID = 2.50717 au 
 T_jup = 3.603 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.441461847405457E-16 -2.153557818694748E-15 -1.329118796323761E-13 5.954454452520947E-15 -3.134296934634345E-14 -5.130705303601217E-16
q -2.153557818694748E-15 4.945396368211805E-15 1.925228775805682E-13 -1.361060818382035E-14 4.22766369479882E-14 1.20733259498833E-15
tp -1.329118796323761E-13 1.925228775805682E-13 3.057130245060148E-9 7.459533079914291E-13 8.889894343732568E-10 1.064492858747056E-12
node 5.954454452520947E-15 -1.361060818382035E-14 7.459533079914291E-13 5.919397963233774E-9 -5.912773936668363E-9 1.95457725330106E-11
peri -3.134296934634345E-14 4.22766369479882E-14 8.889894343732568E-10 -5.912773936668363E-9 6.17205057928529E-9 -1.922557345964217E-11
i -5.130705303601217E-16 1.20733259498833E-15 1.064492858747056E-12 1.95457725330106E-11 -1.922557345964217E-11 1.178942956657301E-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 13.8   n/a MPO384787  
rotation period rot_per 11.03204 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.]

3822 Segovia (1988 DP1)          Discovered 1988-Feb-21 by Seki, T. at Geisei
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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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
1983-Jan-13 17:43 < 00:01 Amphi 0.0315686040961684 0.0315674174594896 0.0315697908619648 3.21003853701052 3.21003848028123 2445348.237879336 0.63460532189141 128.831453422214 28.2223359612447 -65.5915062147903 153006.41279614 T 33 CATAB v2.0f-lin.ifort 2020-Oct-22 15:49:36 2020-Oct-22 15:49
2184-Mar-13 05:17 < 00:01 Hebe 0.0411261803947432 0.0411054834654858 0.0411468773863297 8.68083964554829 8.68083962813514 2518821.720235881 0.815528508511211 1035.03727257185 25.5645699703078 4.43168206907815 19511.392243611 T 33 CATAB v2.0f-lin.ifort 2020-Oct-22 15:49:36 2020-Oct-22 15:49

Alternate Designations
 1988 DP1 = 1962 ST = 1976 YE2 = 1979 UP = 1986 WV9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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