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1758 Naantali (1942 DK)
Classification: Main-belt Asteroid          SPK-ID: 2001758
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03111263109376095 3.0105e-08  
a 3.006718087094819 1.1277e-08 au
q 2.913171176448099 9.2906e-08 au
i 10.82383146661982 3.6688e-06 deg
node 113.6885220083515 1.8433e-05 deg
peri 114.9898113671228 6.772e-05 deg
M 301.0100796536824 6.6007e-05 deg
tp 2459312.541819101888
(2021-Apr-08.04181910)
0.00034952 TDB
period 1904.309316187983
5.21
1.0713e-05
2.933e-08
d
yr
n .1890449187743525 1.0635e-09 deg/d
Q 3.100264997741539 1.1628e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3162  
   data-arc span      28609 days (78.33 yr)  
   first obs. used      1942-02-18  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45436  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 15:36:08  

Additional Information
 Earth MOID = 1.91815 au 
 Jupiter MOID = 1.97772 au 
 T_jup = 3.223 
[ 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 11.2   n/a MPO384764  
rotation period rot_per 5.4699 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Behrend, R. (2010) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.]
[DeGraff, D.R. (2017) Minor Planet Bull. 44, 350-354.]

1758 Naantali           Discovered 1942 Feb. 18 by L. Oterma at Turku.
Named for an idyllic small town near Turku, founded in the early fifteenth century around a convent and monastery. The summer residence of the Finnish president is located there.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC 5449Last Updated: 2006-03-21

[ 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
1939-Oct-26 09:55 00:01 Jupiter 1.97380288282587 1.97380251221963 1.97380325343211 3.23025489558475 3.09455685781088 2429562.912904556 1.29384917979979 84.4505463904502 13.7768950065971 87.2892990692456 3958334.40729646 T 35 CATAB v2.0f-lin.ifort 2020-Jun-23 15:36:21 2020-Jun-23 15:36
2023-Aug-25 12:13 < 00:01 Jupiter 1.97381792843181 1.97381756404292 1.9738182928207 3.02192461027247 2.87641623346566 2460182.008783359 0.248183721217872 44.2415550532678 14.0328025822764 83.4739020543995 4406416.31728032 T 35 CATAB v2.0f-lin.ifort 2020-Jun-23 15:36:21 2020-Jun-23 15:36
2070-Jan-18 09:23 00:01 Jupiter 1.98766871616871 1.98766835256075 1.98766907977667 3.41520926922007 3.28806584480718 2477129.891132908 1.01244863401329 66.8849150722874 14.1896619733442 86.8044055995226 3920998.36316226 T 35 CATAB v2.0f-lin.ifort 2020-Jun-23 15:36:21 2020-Jun-23 15:36
2107-Jun-18 14:19 00:02 Jupiter 1.98537022999087 1.98536987348453 1.98537058649722 3.44691372476079 3.32083576555264 2490794.096717724 1.61438203131047 61.7834904200822 14.2042449224805 87.4968824285063 3496795.63977174 T 35 CATAB v2.0f-lin.ifort 2020-Jun-23 15:36:21 2020-Jun-23 15:36
2153-Nov-16 07:36 00:03 Jupiter 1.97602528875919 1.9760249179629 1.97602565955548 3.0245675502406 2.87935923409579 2507746.816760219 2.52289139606093 173.28403460724 14.711468935088 89.9731451744164 4334239.05722459 T 35 CATAB v2.0f-lin.ifort 2020-Jun-23 15:36:21 2020-Jun-23 15:36

Alternate Designations
 1942 DK = 1959 NL = 1963 FD = 1966 WB = 1968 CC 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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