[Iaude] MPEC U142: 2023 TW36 [a=18.30,e=0.85,i=152.9,H=17.8]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Fri Oct 20 13:41:22 EDT 2023


M.P.E.C. 2023-U142                             Issued 2023 October 20, 17:39 UT

     The Minor Planet Electronic Circulars contain information on unusual
         minor planets, routine data on comets and natural satellites,
         and occasional editorial announcements.  They are published
    on behalf of Division F of the International Astronomical Union by the
          Minor Planet Center, Smithsonian Astrophysical Observatory,
                          Cambridge, MA 02138, U.S.A.
			  
             Prepared using the Tamkin Foundation Computer Network

                              MPC at CFA.HARVARD.EDU
            URL https://www.minorplanetcenter.net/    ISSN 1523-6714

                                   2023 TW36                                    


Observations:
     K23T36W  C2023 08 22.49448701 25 12.182+19 08 55.26         22.83GVEU142F52
     K23T36W  C2023 08 22.52024601 25 09.709+19 08 35.94         22.81GVEU142F52
     K23T36W  C2023 09 11.39021300 45 09.920+13 24 46.01         22.35GVEU142F52
     K23T36W  C2023 09 11.40101800 45 08.349+13 24 31.47         22.40GVEU142F52
     K23T36W  C2023 09 11.41185900 45 06.756+13 24 17.09         22.62GVEU142F52
     K23T36W  C2023 09 16.39440200 32 38.498+11 26 48.07         21.95GVEU142F52
     K23T36W  C2023 09 16.40484800 32 36.866+11 26 32.13         21.46GVEU142F52
     K23T36W  C2023 10 02.36209623 49 22.013+04 06 59.59         22.47GVEU142F51
     K23T36W  C2023 10 05.22433 23 41 33.14 +02 43 13.6          21.9 GVEU142G96
     K23T36W  C2023 10 05.22998 23 41 32.26 +02 43 03.7          21.1 GVEU142G96
     K23T36W  C2023 10 08.40944823 32 59.925+01 10 28.26         21.61GVEU142F51
     K23T36W  C2023 10 08.42080123 32 58.104+01 10 08.76         21.99GVEU142F51
     K23T36W  C2023 10 08.43210923 32 56.248+01 09 48.96         22.00GVEU142F51
     K23T36W  C2023 10 08.44448323 32 54.258+01 09 27.66         21.58GVEU142F51
     K23T36W* C2023 10 11.36964823 25 14.818-00 14 33.39         22.12wXEU142F51
     K23T36W  C2023 10 11.38208923 25 12.852-00 14 54.81         22.48wXEU142F51
     K23T36W  C2023 10 11.39453923 25 10.915-00 15 15.99         21.98wXEU142F51
     K23T36W  C2023 10 11.52345323 24 50.843-00 18 55.80         22.04GVEU142F51
     K23T36W  C2023 10 11.52426923 24 50.681-00 18 56.87         21.99GVEU142F51
     K23T36W KC2023 10 12.21429 23 23 04.73 -00 38 30.7                VEU142691
     K23T36W KC2023 10 12.23427 23 23 01.55 -00 39 04.1          22.1 RVEU142691
     K23T36W KC2023 10 13.12732723 20 45.28 -01 04 11.9          22.3 VuEU142H21
     K23T36W KC2023 10 13.13317623 20 44.36 -01 04 21.7          22.2 VuEU142H21
     K23T36W KC2023 10 13.13609923 20 43.93 -01 04 26.9          22.0 VuEU142H21
     K23T36W KC2023 10 15.18178 23 15 37.59 -02 01 09.7          22.6 RVEU142691
     K23T36W KC2023 10 15.20171 23 15 34.60 -02 01 42.8          22.3 RVEU142691
     K23T36W KC2023 10 15.22166 23 15 31.58 -02 02 16.4          22.1 RVEU142691
     K23T36W KC2023 10 16.26494 23 12 58.56 -02 30 41.0                oEU142291
     K23T36W KC2023 10 16.27468 23 12 57.14 -02 30 56.6                oEU142291
     K23T36W 1C2023 10 19.44079 23 05 27.65 -03 54 50.1                VEU142Q62
     K23T36W 1C2023 10 19.45401 23 05 25.82 -03 55 11.2          21.8 GVEU142Q62

Observer details:
291 LPL/Spacewatch II.  Observer R. A. Mastaler.  1.8-m f/2.7 reflector + CCD.
691 Steward Observatory, Kitt Peak-Spacewatch.  Observers T. H. Bressi, R. A.
    Mastaler.  0.9-m f/3 reflector + CCD.
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, T. Lowe, P. Minguez, A.
    Schultz, I. Smith.  Measurers K. Chambers, T. de Boer, J. Fairlamb, H.
    Gao, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat, R.
    Weryk, J. Bulger, T. Lowe, P. Minguez, A. Schultz, I. Smith.  1.8-m
    Ritchey-Chretien + CCD.
F52 Pan-STARRS 2, Haleakala.  Observers J. Bulger, T. Lowe, P. Minguez, A.
    Schultz, I. Smith.  Measurers K. Chambers, T. de Boer, J. Fairlamb, H.
    Gao, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat, R.
    Weryk.  1.8-m Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey.  Observer G. J. Leonard.  Measurers B. Gray, D. Rankin,
    F. C. Shelly.  1.5-m reflector + 10K CCD.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
    Measurers T. Linder, R. Holmes, L. Horn.  1.3-m f/4.0 astrograph + CCD.
Q62 iTelescope Observatory, Siding Spring.  Observer H. Sato.  0.51-m f/6.8
    astrograph + CCD + f/4.5 focal reducer.

Orbital elements:
2023 TW36                                                                       
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Bell                    
M 358.10671              (2000.0)            P               Q                  
n   0.01258604     Peri.  209.83935     +0.83447991     -0.55012616             
a  18.3038824      Node   176.00820     -0.37076086     -0.51799258             
e   0.8520749      Incl.  152.91717     -0.40765140     -0.65501518             
P  78.3            H   17.80          G   0.15           U   6                  
Residuals in seconds of arc
230822 F52  0.0   0.1-    231008 F51  0.4+  0.2+    231013 H21  1.4-  0.7+
230822 F52  0.0   0.0     231008 F51  0.2-  0.0     231013 H21  1.2-  0.4+
230911 F52  0.1-  0.0     231008 F51  0.2-  0.3+    231015 691  0.6+  0.4+
230911 F52  0.1+  0.1-    231011 F51  0.2+  0.1+    231015 691  0.4+  0.1+
230911 F52  0.0   0.1+    231011 F51  0.0   0.1-    231015 691  0.2-  0.7-
230916 F52  0.1-  0.4+    231011 F51  0.1+  0.0     231016 291  0.3+  0.1+
230916 F52  0.1-  0.1-    231011 F51  0.8+  0.0     231016 291  0.4+  0.3+
231002 F51  0.1-  0.2+    231011 F51  0.3+  0.3+    231019 Q62  0.0   0.2+
231005 G96  0.1-  1.0-    231012 691  1.2+  0.1+    231019 Q62  0.2+  0.3-
231005 G96  0.7+  1.0-    231012 691  0.1-  0.5+
231008 F51  0.3+  0.0     231013 H21  1.0-  0.7+

Ephemeris:
2023 TW36                a,e,i = 18.30, 0.85, 153                q = 2.7076
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 09 20    00 23 10.8 +09 54 40   2.0504  3.0335   165.5     4.7    22.2
...
2023 10 05    23 42 09.7 +02 49 52   1.9947  2.9729   165.2     4.9    22.1
...
2023 10 13    23 21 04.8 -01 00 34   2.0270  2.9426   151.5     9.3    22.3
...
2023 10 19    23 06 28.9 -03 43 23   2.0771  2.9209   141.2    12.3    22.5
2023 10 20    23 04 10.7 -04 09 17   2.0874  2.9174   139.5    12.8    22.5
2023 10 21    23 01 54.9 -04 34 48   2.0982  2.9139   137.8    13.3    22.5
...
2023 10 27    22 49 12.7 -06 59 00   2.1730  2.8934   128.0    15.7    22.7
...
2023 11 04    22 34 44.7 -09 46 06   2.2948  2.8676   115.7    18.2    22.8
...
2023 11 19    22 15 08.7 -13 44 38   2.5657  2.8238    94.7    20.4    23.1

M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-U142




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