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26922 Samara (1996 TD40)
Classification: Main-belt Asteroid          SPK-ID: 2026922
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1403777413267655 4.3511e-08  
a 3.101384645815171 1.6277e-08 au
q 2.666019274250127 1.328e-07 au
i 2.37813626103559 3.7642e-06 deg
node 117.5475162099522 9.7478e-05 deg
peri 227.7502130409672 9.8274e-05 deg
M 166.4278727179451 1.4363e-05 deg
tp 2458278.235617075370
(2018-Jun-08.73561708)
7.7371e-05 TDB
period 1994.949358125558
5.46
1.5706e-05
4.3e-08
d
yr
n .1804557085791159 1.4207e-09 deg/d
Q 3.536750017380216 1.8562e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1712  
   data-arc span      8952 days (24.51 yr)  
   first obs. used      1996-09-10  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54456  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 05:29:07  

Additional Information
 Earth MOID = 1.65757 au 
 Jupiter MOID = 1.86955 au 
 T_jup = 3.205 
[ 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 13.62   n/a E2021B10  
diameter diameter 10.686 km 0.318 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 4.16 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:
[Chang, C.-K.; Lin, H.-W.; Ip, W.-H.; Prince, T.A.; et al. (2016) Astrophys. J. Sup. Ser. 227, A20.]
geometric albedo albedo 0.089   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

26922 Samara           Discovered 1996 Oct. 8 by E. W. Elst at the European Southern Observatory.
The 580-km Samara river, with its source in the foothills of the Urals, flows northwest and joins the Volga at the city of Samara.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070601/MPCPages.arcLast Updated: 2007-06-06

[ 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
1944-Sep-03 05:23 00:02 Jupiter 1.87520876607518 1.87520823812396 1.87520929402662 2.19422793014787 1.97768706222143 2431336.724584260 1.65634794987776 86.708430727088 3.80158701550055 -84.3354945202512 2576226.71917898 T 32 CATAB v2.0f-lin.ifort 2021-Apr-13 05:29:15 2021-Apr-13 05:29
1954-Aug-21 23:23 00:01 Jupiter 1.9082949395097 1.90829455175271 1.90829532726659 2.79635502691914 2.63284530392407 2434976.474391897 1.41894808622495 40.7179133989367 8.33883996203034 87.64126302891 2757716.65726732 T 32 CATAB v2.0f-lin.ifort 2021-Apr-13 05:29:15 2021-Apr-13 05:29
2015-Apr-10 09:57 < 00:01 Jupiter 1.85338582632365 1.8533854488511 1.8533862037961 2.2139210863707 1.99685237201256 2457122.914359803 0.166660498962496 39.7374691050605 4.09024341865882 -87.6251279827986 2909933.11311603 T 32 CATAB v2.0f-lin.ifort 2021-Apr-13 05:29:15 2021-Apr-13 05:29
2025-Mar-30 05:26 < 00:01 Jupiter 1.98818977039821 1.98818944585662 1.9881900949398 3.36950395598947 3.2406022467567 2460764.726675242 0.290472753455066 36.9555339763085 11.9952253821132 88.9864393643506 4472164.96207557 T 32 CATAB v2.0f-lin.ifort 2021-Apr-13 05:29:15 2021-Apr-13 05:29
2075-Nov-24 10:58 00:01 Jupiter 1.93621330100382 1.93621286046091 1.93621374154674 2.34506360072754 2.15044098552377 2479265.956754640 1.42308440694604 77.9121233996588 4.14963599903943 -86.9138261065066 2764349.75922518 T 32 CATAB v2.0f-lin.ifort 2021-Apr-13 05:29:15 2021-Apr-13 05:29
2085-Nov-13 14:00 00:02 Jupiter 1.87324075867386 1.87324036722994 1.87324115011778 2.43254394053201 2.23895753352999 2482908.083645594 1.6802683039961 59.9642096108318 4.7197924860926 -88.6079212744381 3021978.16171562 T 32 CATAB v2.0f-lin.ifort 2021-Apr-13 05:29:15 2021-Apr-13 05:29
2146-Jul-02 23:02 00:03 Jupiter 1.88105853612088 1.88105807382104 1.88105899842157 2.19203459969735 1.97596431684744 2505053.459720501 3.078263465804 152.966717542212 3.16636881574933 -86.1447454208376 2722510.66377805 T 32 CATAB v2.0f-lin.ifort 2021-Apr-13 05:29:15 2021-Apr-13 05:29
2156-Jun-21 05:59 00:03 Jupiter 1.92808895591071 1.92808824720111 1.9280896646203 2.84184609990439 2.68281116306482 2508694.749262074 3.31711244334822 55.9842981698525 10.7392292336417 81.2721692284095 1898156.24934619 T 32 CATAB v2.0f-lin.ifort 2021-Apr-13 05:29:15 2021-Apr-13 05:29

Alternate Designations
 1996 TD40 = 1999 AT25 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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