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846 Lipperta (A916 WN)
Classification: Main-belt Asteroid          SPK-ID: 2000846
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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 49 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1761724546595058 1.9366e-08  
a 3.13391934230923 1.0903e-08 au
q 2.581809079069709 6.2489e-08 au
i .2649185003923303 7.6477e-07 deg
node 260.8306884783858 0.00022443 deg
peri 129.7239862871459 0.00022611 deg
M 312.2299364051915 4.4685e-06 deg
tp 2459469.395458823113
(2021-Sep-11.89545882)
2.5423e-05 TDB
period 2026.423200886021
5.55
1.0575e-05
2.895e-08
d
yr
n .1776529205955577 9.271e-10 deg/d
Q 3.686029605548751 1.2824e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3863  
   data-arc span      38022 days (104.10 yr)  
   first obs. used      1916-11-16  
   last obs. used      2020-12-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .40459  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 17:35:49  

Additional Information
 Earth MOID = 1.58617 au 
 Jupiter MOID = 1.76018 au 
 T_jup = 3.188 
[ 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 10.35   n/a MPCxxxxx IRAS observations used: 9
diameter diameter 52.41 km 1.4 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 9
rotation period rot_per 1641. h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Buchheim, R.K. (2011) Minor Planet Bull. 38, 151-153.]
geometric albedo albedo 0.0506   0.003 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 9
B-V BV 0.610   0.040 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=5.20 deg.
U-B UB 0.390   0.060 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=5.20 deg.
Tholen spectral type spec_T CBU:   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 2 color indices

846 Lipperta (A916 WN)          Discovered 1916-Nov-26 by Gyllenberg, K. at Bergedorf
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
1947-Jul-25 16:48 00:01 Jupiter 1.78708050110027 1.78708025283732 1.78708074936312 1.88924891367867 1.61904956559727 2432392.200335349 1.08939137014955 24.1162190618144 7.77867240493035 62.7655808008543 5095897.75123901 T 49 CATAB v2.0g-lin.ifort 2021-May-03 17:37:40 2021-May-03 17:37
1957-Nov-04 07:11 < 00:01 Jupiter 1.81665641473812 1.8166561769772 1.81665665249913 1.82633606559792 1.5501600933468 2436146.799425182 0.883623320095998 47.7609745424327 9.54922861022999 -78.5930461552624 6120793.06473524 T 49 CATAB v2.0g-lin.ifort 2021-May-03 17:37:40 2021-May-03 17:37
2020-Apr-04 18:06 < 00:01 Jupiter 1.97744959773225 1.97744939111214 1.97744980435236 3.11729994360665 2.97672255475904 2458944.254407152 0.132301407797964 11.5341634356747 6.26664884038816 79.4932130193247 6223482.56220411 T 49 CATAB v2.0g-lin.ifort 2021-May-03 17:37:40 2021-May-03 17:37
2030-Jul-13 15:21 < 00:01 Jupiter 1.76713616982992 1.76713594376389 1.76713639589585 1.80649472817016 1.51815169154415 2462696.139779014 0.321665841682832 17.4490633482162 5.63403228181356 24.8891229499632 5602985.84753817 T 49 CATAB v2.0g-lin.ifort 2021-May-03 17:37:40 2021-May-03 17:37
2040-Oct-23 07:17 < 00:01 Jupiter 1.83402362056067 1.83402340369014 1.8340238374312 1.893652581889 1.63163823391101 2466450.803587469 0.517118470220708 32.4872962052531 7.07616317839215 -87.0605768428051 6545021.57305511 T 49 CATAB v2.0g-lin.ifort 2021-May-03 17:37:40 2021-May-03 17:37
2103-Mar-27 03:07 00:01 Jupiter 1.94790871683349 1.94790815461227 1.94790927905449 2.93772328818068 2.78577536724578 2489249.629921693 1.49010811935649 17.8457374938892 8.73052304393518 47.5953105320224 2395448.40817968 T 49 CATAB v2.0g-lin.ifort 2021-May-03 17:37:40 2021-May-03 17:37
2113-Jul-02 14:09 00:02 Jupiter 1.75689346363453 1.75689320516196 1.75689372210701 1.75386375306184 1.45320698704566 2493000.089278890 1.69720128097142 49.0243443580652 11.8583666397716 52.827015345665 5011978.42119959 T 49 CATAB v2.0g-lin.ifort 2021-May-03 17:37:40 2021-May-03 17:37
2123-Oct-12 03:19 00:02 Jupiter 1.8628061468527 1.86280556131 1.86280673239678 2.00228109580066 1.76060350303193 2496753.637932352 1.88880294432241 100.689809716984 4.31644164793121 -87.0940104964987 6980154.22845891 T 49 CATAB v2.0g-lin.ifort 2021-May-03 17:37:40 2021-May-03 17:37
2186-Mar-15 18:22 00:03 Jupiter 1.90864584319969 1.9086448824951 1.90864680390373 2.7420131147076 2.57508681159873 2519554.265256438 2.88503275327252 21.80769667849 9.06183376802462 43.1055075042775 1436514.84784548 T 49 CATAB v2.0g-lin.ifort 2021-May-03 17:37:40 2021-May-03 17:37
2196-Jun-21 03:25 00:03 Jupiter 1.74759897119167 1.7475987571598 1.74759918522354 1.7118009257011 1.40032378764666 2523304.642605677 3.07836404915045 85.3042109792314 15.5412103892374 61.4311140714277 4860960.18335812 T 49 CATAB v2.0g-lin.ifort 2021-May-03 17:37:40 2021-May-03 17:37

Alternate Designations
 A916 WN = 1933 XF = 1943 QF = 1949 UB1 = 2019 FF5 = A912 AD 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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