"Pseudo-MPEC" for YS18A5C = YS16534 = A104ayW = A104lks = YT273BF = A104shw = YUA31FA = YU3F416

Created 2017 Oct 26 11:10:17 UT using Find_Orb

History of this object

• Astrometry
• Observing stations
• Orbital elements
• Residuals
• Ephemeris

Astrometry:
     YS16534  C2017 09 17.26883 22 52 40.9  -14 55 05.2         x17.4 VqNEOCP703
     YS16534  C2017 09 17.26898 22 52 41.5  -14 54 59.3         x17.7 VqNEOCP703
     YS16534  C2017 09 17.26913 22 52 42.1  -14 54 53.3         x17.8 VqNEOCP703
     YS16534  C2017 09 17.26927 22 52 42.7  -14 54 47.8         x17.6 VqNEOCP703
     YS16534  C2017 09 17.27324 22 52 58.6  -14 52 13.0         x17.6 VqNEOCP703
     YS16534  C2017 09 17.27392 22 53 01.3  -14 51 46.3         x17.7 VqNEOCP703
     YS16534  C2017 09 17.27511 22 53 06.0  -14 50 59.8         x17.4 VqNEOCP703
     YS16534  C2017 09 17.27587 22 53 09.1  -14 50 30.0         x17.4 VqNEOCP703
     YS16534  C2017 09 17.30610 22 55 08.7  -14 30 23.1         x17.0 VqNEOCP703
     YS16534  C2017 09 17.30729 22 55 13.3  -14 29 35.2         x17.9 VqNEOCP703
     YS16534  C2017 09 17.30988 22 55 23.5  -14 27 49.9         x17.8 VqNEOCP703
     YS18A5C  C2017 09 20.28675 00 42 59.3  -05 57 42.0         x17.6 VqNEOCP703
     YS18A5C  C2017 09 20.29210 00 43 24.7  -05 54 07.3         x17.4 VqNEOCP703
     YS18A5C  C2017 09 20.29746 00 43 50.4  -05 50 29.9         x18.4 VqNEOCP703
     YS18A5C  C2017 09 20.32598 00 46 07.4  -05 30 35.1         x17.1 VqNEOCPI52
     YS18A5C  C2017 09 20.32644 00 46 09.6  -05 30 15.0         x17.3 VqNEOCPI52
     YS18A5C  C2017 09 20.32689 00 46 11.8  -05 29 55.5         x17.1 VqNEOCPI52
     A104ayW  C2017 09 26.39904 00 21 38.2  -06 59 59.5         x17.8 o      T05
     A104ayW  C2017 09 26,eAstrometry!@cRo7l\DTNg(we^p^-EW[hhP[Yi0?Te_q=.cdjaT05
     A104ayW  C2017 09 26.41032 00 22 08.1  -06 53 40.6         x17.8 w      F51
     A104ayW  C2017 09 26.41216 00 22 13.0  -06 52 38.2         x17.8 o      T05
     A104ayW  C2017 09 26sN!p:_@Rl?/M.wXC0G-OVMhMjwj.AR'n(dtA+L3J\:23r0Dt=M*jT05
     A104ayW  C2017 09 26.42212 00 22 39.1  -06 46 56.4         x17.9 w      F51
     A104ayW  C2017 09 26.43393 00 23 10.0  -06 40 03.5         x17.8 w      F51
     A104lks  C2017 09 3015mwhTX]4:!/[`[Heqcw+5a)cY0m#%ls[j5y#=2xaHGsdWXS?a=xT05
     A104lks  C2017 09 30Ld!RiHL$8Bm:Aq1u)06+1%Ot](9yEkKdF#Sn)X`KKUFvfBZP2e;OT05
     A104lks  C2017 09 30Dj#\sp[ra`\a=j0GJredacted;L'YM$FI^P[#ldH6g*/]?\x%:BbT05
     A104lks  C2017 09 30JCdNJF.wJ.b^[e*FgAgq*Kjf#o+=lGAi2p9XXj\fjDJc/QPmZrGGT05
     A104lks  C2017 09 30vp,mbSi,?9yQqj3]41anOptZB6[:]\jTh^puMofF7F4t4y5)N,W.T05
     A104lks  C2017 09 30`yyA:\W*6yB-uIcji?je$TTXj],Pno6nseen2bPiFAii(8Eb(eRbT05
     YT273BF  C2017 10 11.25025 00 47 06.0  -04 57 41.3         x17.4 GUNEOCP703
     YT273BF  C2017 10 11.25523 00 47 21.4  -04 54 41.4         x17.5 GUNEOCP703
     YT273BF  C2017 10 11.26020 00 47 36.7  -04 51 40.9         x17.2 GUNEOCP703
     YT273BF  C2017 10 11.26516 00 47 51.8  -04 48 42.5         x17.2 GUNEOCP703
     YT273BF  C2017 10 11.37072 00 53 27.5  -03 42 08.9         x17.4 GUNEOCP703
     YT273BF  C2017 10 11.37090 00 53 28.1  -03 42 02.3         x17.5 GUNEOCP703
     YT273BF  C2017 10 11.37107 00 53 28.7  -03 41 55.7         x17.4 GUNEOCP703
     YT273BF  C2017 10 11.37125 00 53 29.4  -03 41 48.8         x17.5 GUNEOCP703
     A104shw  C2017 10 11P1=*i-AO76DM^l9Fw)lL5j(ERd0^L;oiy^PA4g12oI%.ok;t=QtaT08
     A104shw  C2017 10 113s9w*xIyGmx,Cste*,4Sevgh;_I5G\/:Ym8\l`OjFMd@lHVl23D*T08
     A104shw  C2017 10 11O*S+i'EN89@RheRo)La+RA;xxNfBX;f31/o12C#KdUm)-c2Y$qe3T08
     A104shw  C2017 10 11dxaPtsE!_2fo'Q[KT`icSrJp^]O/IOBg']q!1pVp(C?0NT5NEOCPT08
     YUA31FA  C2017 10 24.33901 01 47 32.5  +01 24 35.1          17.6 GUNEOCPG96
     YUA31FA  C2017 10 24.33912 01 47 33.0  +01 24 40.0          17.6 GUNEOCPG96
     YUA31FA  C2017 10 24.33924 01 47 33.5  +01 24 44.9          17.3 GUNEOCPG96
     YUA31FA  C2017 10 24.33935 01 47 33.9  +01 24 49.6          17.3 GUNEOCPG96
     YUA31FA  C2017 10 24.36773 01 49 36.5  +01 45 02.8          17.1 GUNEOCPI52
     YUA31FA  C2017 10 24.37070 01 49 49.9  +01 47 10.4          17.2 GUNEOCPI52
     YUA31FA  C2017 10 24.37176401 49 25.0  +01 43 17.9          17.2 G      H01
     YUA31FA  C2017 10 24.37475 01 50 08.4  +01 50 03.9          17.1 GUNEOCPI52
     YUA31FA  C2017 10 24.37499 01 50 09.5  +01 50 14.0                UNEOCPI52
     YUA31FA  C2017 10 24.37728201 49 51.4  +01 47 13.4          17.4 G      H01
     YUA31FA  C2017 10 24.38614001 50 34.9  +01 53 31.6          17.3 G      H01
     YUA31FA  C2017 10 24.39501801 51 19.8  +01 59 51.1          17.3 G      H01
     YU3F416  C2017 10 26.27301 01 31 44.2  -00 20 31.2          17.6 GUNEOCP703
     YU3F416  C2017 10 26.27844 01 32 03.4  -00 16 47.4          17.4 GUNEOCP703
     YU3F416  C2017 10 26.28933 01 32 41.9  -00 09 19.9          17.5 GUNEOCP703
     YU3F416  C2017 10 26.32013701 34 00.0  +00 07 32.0          17.1 G      H01
     YU3F416  C2017 10 26.32485801 34 18.3  +00 10 45.8          17.4 G      H01
     YU3F416  C2017 10 26.32753 01 35 01.5  +00 16 46.4          17.4 GUNEOCPI52
     YU3F416  C2017 10 26.32798 01 35 03.2  +00 17 05.1          17.3 GUNEOCPI52
     YU3F416  C2017 10 26.32843 01 35 04.9  +00 17 23.8          17.4 GUNEOCPI52
     YU3F416  C2017 10 26.32912 01 35 07.5  +00 17 51.8          17.2 GUNEOCPI52
     YU3F416  C2017 10 26.33488001 34 57.6  +00 17 37.0          17.3 G      H01
     YU3F416  C2017 10 26.34202801 35 26.3  +00 22 29.9          17.9 G      H01

Station data:
(703) Catalina Sky Survey  (N32.417003 W110.732640)  US/Arizona.  Observers
   E. J. Christensen, A. R. Gibbs, A. D. Grauer, R. E. Hill, J. A. Johnson,
   R. A. Kowalski, S. M. Larson, F. C. Shelly. 0.68 m Schmidt + CCD.
(F51) Pan-STARRS 1, Haleakala  (N20.707234 W156.255910)  US/Hawaii.
   Observers N. Primak, A. Schultz, S. Watters, J. Thiel, T. Goggia. Measurer
   PS1 Science Consortium. 1.8-m Ritchey-Chrétien + CCD.
(G96) Mt. Lemmon Survey  (N32.442751 W110.788720)  US/Arizona.  Observers E.
   J. Christensen, A. R. Gibbs, A. D. Grauer, R. E. Hill, J. A. Johnson, R.
   A. Kowalski, S. M. Larson, F. C. Shelly. 1.5-m reflector + CCD.
(H01) Magdalena Ridge Observatory, Socorro  (N33.985148 W107.189200)  US/New
   Mexico.  Observers W. H. Ryan, E. V. Ryan. Measurer W. H. Ryan. 2.4-m
   f/8.9 reflector + CCD.
(I52) Steward Observatory, Mt. Lemmon Station  (N32.442544 W110.788920)
   US/Arizona.
(T05) ATLAS-HKO, Haleakala  (N20.707571 W156.257010)  US/Hawaii.  Observers
   L. Denneau, A. Heinze, H. Weiland, B. Stalder, J. Tonry, A. Sherstyuk.
   Measurers L. Denneau, A. Heinze, J. Tonry. 0.5-m f/2.0 Schmidt + CCD.
(T08) ATLAS-MLO, Mauna Loa  (N19.535770 W155.576400)  US/Hawaii.

Orbital elements:  YS18A5C = YS16534 = A104ayW = A104lks
   Perigee 2017 Oct 25.070877 +/- 0.004 TT =  1:42:03 (JD 2458051.570877)
Epoch 2017 Oct 26.0 TT = JDT 2458052.5                        Gray
M 160.17572 +/- 0.6                 (J2000 equator)
n 172.39449160 +/- 0.00954          Peri.  178.65689 +/- 0.06
a 69011.4654 +/- 2.53               Node    19.53987 +/- 0.08
e   0.8110113 +/- 0.000576          Incl.   20.51341 +/- 0.0024
P3007.00m/2.088d           H 32.6   G  0.15   U  9.6
q 13042.3848 +/- 39.9    Q 124980.545 +/- 38.7
23 of 65 observations 2017 Oct. 24-26; mean residual 5".600

Residuals in arcseconds: 
170917 703( 77d-  24d-)   170926 F51(7689+ 3071+)   171024 G96 1.54+ 5.19-
170917 703( 77d-  24d-)   170926 F51(7347+ 2849+)   171024 G96 1.73+ 5.17-
170917 703( 77d-  24d-)   170930 T05(382'+ 9849+)   171024 I52 2.64- 3.07-
170917 703( 77d-  24d-)   170930 T05(367'+ 9333+)   171024 I52 3.21- 2.64-
170917 703( 78d-  24d-)   170930 T05(351'+ 8839+)   171024 H01 3.66+ 1.61+
170917 703( 78d-  24d-)   170930 T05(350'+ 8797+)   171024 I52 4.29- 2.69-
170917 703( 78d-  24d-)   170930 T05(336'+ 8341+)   171024 I52 4.91- 2.88-
170917 703( 78d-  25d-)   170930 T05(324'+ 7953+)   171024 H01 2.18+ 2.15+
170917 703( 83d-  25d-)   171011 703(1727+  815+)   171024 H01 .641- 2.67+
170917 703( 84d-  25d-)   171011 703(1676+  777+)   171024 H01 4.46- 3.03+
170917 703( 84d-  25d-)   171011 703(1628+  740+)   171026 703 6.15- 14.1-
170920 703(7807+ 1783+)   171011 703(1579+  702+)   171026 703 4.34- 10.7-
170920 703(7857+ 1757+)   171011 703( 776+  105+)   171026 703 .967- 6.03-
170920 703(7914+ 1733+)   171011 703( 774+  104+)   171026 H01 9.23+ 8.40+
170920 I52(8272+ 1651+)   171011 703( 773+  103+)   171026 H01 8.81+ 9.55+
170920 I52(8279+ 1650+)   171011 703( 773+  102+)   171026 I52 2.17- 4.30+
170920 I52(8285+ 1650+)   171011 T08( 625+ 31.8-)   171026 I52 2.19- 4.57+
170926 T05(8402+ 3539+)   171011 T08( 618+ 44.6-)   171026 I52 1.79- 4.83+
170926 T05(8184+ 3395+)   171011 T08( 613+ 55.7-)   171026 I52 2.32- 4.56+
170926 F51(8045+ 3305+)   171011 T08( 608+ 63.1-)   171026 H01 6.47+ 11.5+
170926 T05(7989+ 3268+)   171024 G96 1.32+ 5.21-    171026 H01 3.93+ 12.3+
170926 T05(7742+ 3105+)   171024 G96 1.67+ 4.99-

Ephemerides (geocentric):
Date (UTC) HH   RA              Dec         delta   r     elong  mag " sig PA
---- -- -- --  ------------   ------------  ------ ------ -----  --- ---- ---
2017 10 26 00  00 59 52.4     -01 42 28.6    123975 0.9949 159.3 18.2 62.3  72
2017 10 26 01  01 04 43.8     -01 15 18.3    124578 0.9949 160.4 18.1 50.1  72
2017 10 26 02  01 09 32.9     -00 48 18.0    124911 0.9949 161.5 18.1 40.0  72
2017 10 26 03  01 14 21.1     -00 21 21.5    124975 0.9949 162.6 18.1 31.9  70
2017 10 26 04  01 19 09.6     +00 05 37.4    124771 0.9949 163.7 18.0 25.8  69
2017 10 26 05  01 23 59.6     +00 32 45.1    124298 0.9949 164.8 18.0 21.7  66
2017 10 26 06  01 28 52.5     +01 00 08.1    123554 0.9949 165.9 17.9 19.6  64
2017 10 26 07  01 33 49.8     +01 27 53.1    122537 0.9949 166.9 17.9 19.6  61
2017 10 26 08  01 38 52.9     +01 56 07.4    121241 0.9949 167.9 17.8 22.0  60
2017 10 26 09  01 44 03.4     +02 24 58.9    119663 0.9948 168.9 17.8 26.7  60
2017 10 26 10  01 49 23.2     +02 54 36.6    117795 0.9948 169.9 17.7 34.3  60
2017 10 26 11  01 54 54.5     +03 25 10.4    115629 0.9948 170.7 17.6 45.0  61
2017 10 26 12  02 00 39.8     +03 56 51.8    113156 0.9948 171.4 17.5 59.5  63
2017 10 26 13  02 06 42.0     +04 29 54.4    110363 0.9947 171.9 17.5 78.6  64
2017 10 26 14  02 13 04.8     +05 04 34.2    107237 0.9947 172.2 17.4  103  65
2017 10 26 15  02 19 52.7     +05 41 10.8    103761 0.9947 172.1 17.3  135  66
2017 10 26 16  02 27 11.4     +06 20 08.4     99914 0.9946 171.5 17.3  176  66
2017 10 26 17  02 35 08.4     +07 01 57.4     95671 0.9946 170.5 17.2  228  67
2017 10 26 18  02 43 53.8     +07 47 16.9     91003 0.9945 169.1 17.2  297  68
2017 10 26 19  02 53 41.2     +08 36 58.5     85873 0.9945 167.2 17.1  389  69
2017 10 26 20  03 04 50.5     +09 32 11.8     80234 0.9944 164.9 17.0  514  70
2017 10 26 21  03 17 51.3     +10 34 33.3     74028 0.9944 162.0 17.0  690  71
2017 10 26 22  03 33 30.3     +11 46 21.4     67179 0.9943 158.3 16.9  951  72
2017 10 26 23  03 53 07.6     +13 10 59.1     59585 0.9943 153.7 16.7 1360  73
2017 10 27 00  04 19 14.0     +14 53 26.2     51109 0.9942 147.4 16.6 2067  75
2017 10 27 01  04 57 17.3     +17 00 11.4     41567 0.9941 138.3 16.4 3474  78
2017 10 27 02  06 02 03.2     +19 29 11.7     30751 0.9940 123.0 16.2 7033  83
2017 10 27 03  08 28 11.5     +19 38 38.9     18952 0.9938  89.1 16.3 341'  96
2017 10 27 04  14 37 25.9     -07 14 20.7     13517 0.9937   9.5 29?? 639' 109
2017 10 27 05  19 11 20.6     -20 30 46.3     23561 0.9938  73.0 17.5 211'  91
2017 10 27 06  20 53 23.8     -18 53 57.1     35137 0.9938  96.7 17.3 5756  82
2017 10 27 07  21 45 00.5     -16 41 43.5     45436 0.9939 109.1 17.4 3403  78
2017 10 27 08  22 17 35.9     -14 51 03.1     54537 0.9940 117.0 17.6 2301  76
2017 10 27 09  22 40 53.3     -13 19 57.7     62650 0.9940 122.7 17.7 1682  75
2017 10 27 10  22 58 50.9     -12 03 22.4     69940 0.9941 127.2 17.8 1290  74
2017 10 27 11  23 13 25.6     -10 57 26.6     76528 0.9941 130.8 17.9 1023  74
2017 10 27 12  23 25 42.1     -09 59 30.6     82504 0.9941 133.9 18.0  831  73
2017 10 27 13  23 36 19.6     -09 07 42.9     87938 0.9942 136.5 18.1  686  73
2017 10 27 14  23 45 43.2     -08 20 43.9     92883 0.9942 138.9 18.1  573  73
2017 10 27 15  23 54 10.3     -07 37 35.2     97380 0.9942 141.0 18.2  483  73
2017 10 27 16  00 01 53.1     -06 57 32.9    101465 0.9942 143.0 18.2  410  72
2017 10 27 17  00 09 00.4     -06 20 03.3    105164 0.9943 144.7 18.2  349  72
2017 10 27 18  00 15 39.1     -05 44 39.6    108500 0.9943 146.4 18.3  298  72
2017 10 27 19  00 21 54.4     -05 11 00.7    111494 0.9943 148.0 18.3  255  72
2017 10 27 20  00 27 50.4     -04 38 48.9    114159 0.9943 149.4 18.3  218  72
2017 10 27 21  00 33 30.7     -04 07 49.8    116510 0.9943 150.9 18.3  187  72
2017 10 27 22  00 38 57.9     -03 37 51.0    118557 0.9943 152.2 18.3  160  72
2017 10 27 23  00 44 14.4     -03 08 42.0    120310 0.9943 153.5 18.3  136  72
2017 10 28 00  00 49 22.2     -02 40 13.4    121776 0.9943 154.8 18.3  116  72
2017 10 28 01  00 54 23.2     -02 12 16.9    122961 0.9943 156.0 18.2 98.1  72