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2158 Tietjen (1933 OS)
Classification: Main-belt Asteroid          SPK-ID: 2002158
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 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .181418607798123 2.982e-08  
a 3.067662582732253 1.2282e-08 au
q 2.511131507778573 9.0705e-08 au
i 1.585677949331478 3.489e-06 deg
node 187.2834751655865 0.00011498 deg
peri 101.4454387176511 0.00011535 deg
M 65.35887708271439 9.6917e-06 deg
tp 2458644.203224592349
(2019-Jun-09.70322459)
5.251e-05 TDB
period 1962.500655946512
5.37
1.1785e-05
3.227e-08
d
yr
n .1834394291330172 1.1016e-09 deg/d
Q 3.624193657685932 1.451e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3171  
   data-arc span      31892 days (87.32 yr)  
   first obs. used      1933-07-24  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45217  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:04:38  

Additional Information
 Earth MOID = 1.49542 au 
 Jupiter MOID = 1.55934 au 
 T_jup = 3.206 
[ 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 11.7   n/a MPO502174  
diameter diameter 22.658 km 0.259 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
geometric albedo albedo 0.066   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

2158 Tietjen (1933 OS)          Discovered 1933-Jul-24 by Reinmuth, K. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ 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
1920-Apr-07 10:47 00:02 Jupiter 1.86907837950107 1.86907718730107 1.86907957170022 2.0021524606792 1.76132374934534 2422421.949140203 1.92889643112265 66.9109812758808 9.70029022201663 85.7390044470911 1542971.32585536 T 41 CATAB v2.0f-lin.ifort 2020-Dec-18 02:04:47 2020-Dec-18 02:04
1929-Nov-10 04:35 00:02 Jupiter 1.58987663688601 1.58987617429432 1.58987709947688 1.5343638616991 1.13523242683801 2425925.691066399 1.76936957333661 130.979240668022 53.0935995065668 5.79180488539666 1542730.26158672 T 41 CATAB v2.0f-lin.ifort 2020-Dec-18 02:04:47 2020-Dec-18 02:04
1979-Jul-03 14:22 < 00:01 Jupiter 1.83180714472846 1.83180660287055 1.83180768658606 1.86493924536712 1.59787482795812 2444058.098607305 0.72643371284911 45.09161665444 18.5229169494049 87.9192424202376 2157959.79327105 T 41 CATAB v2.0f-lin.ifort 2020-Dec-18 02:04:47 2020-Dec-18 02:04
1989-Feb-01 17:15 < 00:01 Jupiter 1.61435020951381 1.61434989629468 1.61435052273266 1.63804501111754 1.27821162446085 2447559.218663489 0.535950420955352 56.4940324663797 45.3094113129313 9.94622858622381 2479008.79982164 T 41 CATAB v2.0f-lin.ifort 2020-Dec-18 02:04:47 2020-Dec-18 02:04
2038-Sep-19 03:25 < 00:01 Jupiter 1.79016747420656 1.79016709965211 1.7901678487608 1.72014283580137 1.4186564208534 2465685.642685167 0.534733285282458 49.9685006121042 28.8444600851498 -82.4919620487189 2779897.7124705 T 41 CATAB v2.0f-lin.ifort 2020-Dec-18 02:04:47 2020-Dec-18 02:04
2048-Apr-17 23:58 < 00:01 Jupiter 1.64672921358286 1.64672874109859 1.64672968606666 1.78103083252804 1.46401421282922 2469184.498293398 0.742089746067257 49.2598598372809 34.8386107657858 43.5301373269822 1941474.47244496 T 41 CATAB v2.0f-lin.ifort 2020-Dec-18 02:04:47 2020-Dec-18 02:04
2097-Nov-29 00:09 00:02 Jupiter 1.74738209598556 1.74738127618383 1.74738291578601 1.58082514652016 1.23674254740953 2487306.506588699 1.72281743799591 82.007334225393 62.0780577867847 19.5812707225365 1462185.10577915 T 41 CATAB v2.0f-lin.ifort 2020-Dec-18 02:04:47 2020-Dec-18 02:04
2107-Jun-28 07:37 00:02 Jupiter 1.68629512165081 1.68629419038342 1.68629605291752 1.96344415221037 1.68834745185465 2490803.817093447 1.94150643601966 78.3622229099773 20.4942596420302 63.909313128623 1741113.32768093 T 41 CATAB v2.0f-lin.ifort 2020-Dec-18 02:04:47 2020-Dec-18 02:04
2157-Feb-05 09:32 00:03 Jupiter 1.70728990415671 1.70728871458569 1.70729109372433 1.45978114478275 1.06710769146047 2508923.897438146 2.84257156588502 183.18859028756 77.159372462425 2.50577608211426 1018439.69400899 T 41 CATAB v2.0f-lin.ifort 2020-Dec-18 02:04:47 2020-Dec-18 02:04
2166-Sep-03 04:18 00:03 Jupiter 1.73079972763352 1.73079825279558 1.73080120247146 2.17785481543555 1.94017712323416 2512420.679340820 3.03770384105824 116.476155104905 8.70766856989398 82.004690021656 1960881.36178553 T 41 CATAB v2.0f-lin.ifort 2020-Dec-18 02:04:47 2020-Dec-18 02:04

Alternate Designations
 1933 OS = 1928 SS = 1949 QR1 = 1955 RL1 = 1959 GX = 1961 VV = 1976 OG1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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