"Pseudo-MPEC" for ZX94BB4

Created 2018 Dec 8 16:18:22 UT using Find_Orb

Click here for an explanation of pseudo-MPECs

 
 Astrometry: 
     ZX94BB4  C2018 12 04.25300 04 09 55.42 +11 53 54.6          21.5 GVNEOCPG96
     ZX94BB4  C2018 12 04.25860 04 09 55.08 +11 54 02.0          21.2 GVNEOCPG96
     ZX94BB4  C2018 12 04.26421 04 09 54.84 +11 54 09.6          21.1 GVNEOCPG96
     ZX94BB4  C2018 12 04.41261 04 09 46.80 +11 57 22.7          20.8 GVNEOCPI52
     ZX94BB4  C2018 12 04.41719 04 09 46.57 +11 57 28.1          20.9 GVNEOCPI52
     ZX94BB4  C2018 12 04.42177 04 09 46.36 +11 57 34.4          21.0 GVNEOCPI52
     ZX94BB4  C2018 12 04.42635 04 09 46.13 +11 57 40.2          21.1 GVNEOCPI52
     ZX94BB4  C2018 12 05Ql?Qa3pcEBEy%=Astrometrymw/8gOKJCD,)f?SX^+8Er..=PSZ)H01
     ZX94BB4  C2018 12 05wi:!28a;M[n+tSCsK+(i[5#dHT;1n*.]xcI7J?,w!\O.YHYd*y@YH01
     ZX94BB4  C2018 12 05=p;YB,^a85mrk!+:4JD7#pA:^Tredacted;H?q8gwZs5AfK^YwOZH01
     ZX94BB4  C2018 12 050,V+Gn`o31gKx+LT'8%eqn+^8SE9/fI:3=\PfIVdh;6vB(!ayW0^H01
     ZX94BB4 KC2018 12 05#nT\qrr!^v1IM9:oB;1uLAZuirjK#msW1/(*(]h$okvB_6k'+VWw691
     ZX94BB4 KC2018 12 05ej?v!N$_Vb(41M0S2xm+clickUJR`osIk45]1k2iPB+21`uIrvHf691
     ZX94BB4 KC2018 12 06G\yl!h(8Ss$B#GN62DP-n]ph?MX=\c?b0tP8f)ekCl.Y$RceeIp.L01
     ZX94BB4 KC2018 12 06#Slg'vZmZE8`h*H!bd(!here*QK8sI22)i\bV=^60r\I2$-ZZJ[DL01
     ZX94BB4 KC2018 12 06Vd-BGI1]1gI$1v:4.ruiRyJQQ:YhUTDta@AdQ%O?YRwjN7X]/.L-L01
     ZX94BB4 KC2018 12 07SZLMuFI_x(h=aA:,I+,nL20Z#s`*:dA`MjyKrhB4c6@2u^si1+TEH21
     ZX94BB4 KC2018 12 07yD@hsQ;aMO$cIk^for-d'rI[=Km54bbjBa4bAW\Lrwy!VJGW1[*ZH21
     ZX94BB4 KC2018 12 07SdInSe50!a\y:]UV-V0gkH!JaZo[;HdpS)+=+Fy^`\miIL-jq0k4H21
     ZX94BB4 KC2018 12 08QBM!O1,l,kTlM!bp$4$n+h9?Fh+CQ6e%7;jw-`)S:uZo]QsK/A0wH21
     ZX94BB4 KC2018 12 08X#tC\e8LbF2kS@3uWdn\Mil$$P#9H;q5:bS5explanationS!a`(H21

Station data:
(691) Steward Observatory, Kitt Peak - Spacewatch  (N31.962174 W111.600327)
   US/Arizona.  Observer J. V. Scotti. 0.9-m f/3 reflector + CCD.
(G96) Mt. Lemmon Survey  (N32.442754 W110.788720)  US/Arizona.  Observers B.
   M. Africano, E. J. Christensen, G. A. Farneth, D. C. Fuls, A. R. Gibbs, A.
   D. Grauer, H. Groeller, J. A. Johnson, R. A. Kowalski, S. M. Larson, G. J.
   Leonard, R. L. Seaman, F. C. Shelly. 1.5-m reflector + 10K CCD.
(H01) Magdalena Ridge Observatory, Socorro  (N33.984833 W107.189333)  US/New
   Mexico.  Observers W. H. Ryan, E. V. Ryan. Measurer W. H. Ryan. 2.4-m
   f/8.9 reflector + CCD.
(H21) Astronomical Research Observatory, Westfield  (N39.483057 W87.968270)
   US/Illinois. 0.76-m f/3.0 astrograph + CCD.
(I52) Steward Observatory, Mt. Lemmon Station  (N32.442547 W110.788920)
   US/Arizona.  Observers B. M. Africano, E. J. Christensen, G. A. Farneth,
   D. C. Fuls, A. R. Gibbs, A. D. Grauer, H. Groeller, J. A. Johnson, R. A.
   Kowalski, S. M. Larson, G. J. Leonard, R. L. Seaman, F. C. Shelly. 1.0-m
   reflector + CCD.
(L01) Višnjan Observatory, Tičan  (N45.290900 E13.749300)  Croatia.
   Observers K. Korlević, E. Pettarin. Measurer E. Pettarin. 1.0-m f/2.9
   reflector + CCD.

Orbital elements:  ZX94BB4
   Perihelion 2018 Oct 8.631927 +/- 0.128 TT = 15:09:58 (JD 2458400.131927)
Epoch 2018 Dec  8.0 TT = JDT 2458460.5   Earth MOID: 0.0133   Ve: 0.0421
M  15.89782868 +/- 0.41             Ma: 0.0140                AutoNEOCP
n   0.26334828 +/- 0.00637          Peri.  112.21166 +/- 0.08
a   2.41054761 +/- 0.0389           Node   222.73173 +/- 0.07
e   0.7478738 +/- 0.00462           Incl.    2.73983 +/- 0.012
P   3.74                   H 24.1   G  0.15   U  9.3  
q 0.60776217 +/- 0.0014    Q 4.21333306 +/- 0.0813
From 21 observations 2018 Dec. 4-8; mean residual 0".26
Residuals in arcseconds: 
181204 G96  .15-  .01+    181205 H01  .01-  .00     181206 L01  .46+  .10+    
181204 G96  .49-  .12-    181205 H01  .02-  .04-    181206 L01  .77+  .32+    
181204 G96  .64+  .05-    181205 H01  .01+  .31-    181207 H21  .19-  .20-    
181204 I52  .02+  .09+    181205 H01  .16+  .24-    181207 H21  .32-  .00     
181204 I52  .09-  .30-    181205 691  .27+  .29+    181207 H21  .31-  .18-    
181204 I52  .05+  .23+    181205 691  .38-  .00     181208 H21  .31-  .20+    
181204 I52  .12-  .26+    181206 L01  .22-  .08+    181208 H21  .12+  .29-    

Ephemerides (geocentric):
Date (UTC) HH   RA              Dec         delta   r     elong  mag " sig PA
---- -- -- --  -------------   -----------  ------ ------ -----  --- ---- ---
2018 12 08 16  04 08 04.708   +13 09 50.57  .22207 1.2004 164.3 22.0 .189  33
2018 12 08 17  04 08 04.080   +13 10 23.90  .22263 1.2009 164.3 22.0 .193  34
2018 12 08 18  04 08 03.459   +13 10 57.10  .22319 1.2014 164.3 22.0 .198  35
2018 12 08 19  04 08 02.844   +13 11 30.17  .22375 1.2019 164.2 22.0 .202  36
2018 12 08 20  04 08 02.235   +13 12 03.11  .22431 1.2024 164.2 22.0 .206  37
2018 12 08 21  04 08 01.633   +13 12 35.92  .22488 1.2029 164.2 22.0 .211  37
2018 12 08 22  04 08 01.037   +13 13 08.61  .22544 1.2034 164.1 22.0 .216  38
2018 12 08 23  04 08 00.446   +13 13 41.18  .22600 1.2040 164.1 22.1 .221  39
2018 12 09 00  04 07 59.863   +13 14 13.62  .22656 1.2045 164.1 22.1 .226  39
2018 12 09 01  04 07 59.285   +13 14 45.94  .22713 1.2050 164.0 22.1 .231  40
2018 12 09 02  04 07 58.713   +13 15 18.13  .22769 1.2055 164.0 22.1 .236  41
2018 12 09 03  04 07 58.148   +13 15 50.21  .22825 1.2060 164.0 22.1 .241  41
2018 12 09 04  04 07 57.588   +13 16 22.16  .22882 1.2065 163.9 22.1 .247  42
2018 12 09 05  04 07 57.035   +13 16 53.99  .22938 1.2070 163.9 22.1 .252  43
2018 12 09 06  04 07 56.487   +13 17 25.71  .22994 1.2076 163.9 22.1 .258  43
2018 12 09 07  04 07 55.946   +13 17 57.31  .23051 1.2081 163.8 22.1 .263  44
2018 12 09 08  04 07 55.410   +13 18 28.79  .23107 1.2086 163.8 22.1 .269  44
2018 12 09 09  04 07 54.880   +13 19 00.15  .23164 1.2091 163.8 22.1 .275  45
2018 12 09 10  04 07 54.357   +13 19 31.40  .23220 1.2096 163.7 22.1 .281  45
2018 12 09 11  04 07 53.839   +13 20 02.54  .23276 1.2101 163.7 22.1 .287  46
2018 12 09 12  04 07 53.327   +13 20 33.56  .23333 1.2106 163.7 22.1 .294  46
2018 12 09 13  04 07 52.821   +13 21 04.47  .23389 1.2111 163.6 22.2 .300  47
2018 12 09 14  04 07 52.320   +13 21 35.27  .23446 1.2117 163.6 22.2 .306  47
2018 12 09 15  04 07 51.826   +13 22 05.95  .23503 1.2122 163.6 22.2 .313  48
2018 12 09 16  04 07 51.337   +13 22 36.53  .23559 1.2127 163.5 22.2 .320  48
2018 12 09 17  04 07 50.854   +13 23 07.00  .23616 1.2132 163.5 22.2 .327  48
2018 12 09 18  04 07 50.376   +13 23 37.36  .23672 1.2137 163.5 22.2 .333  49
2018 12 09 19  04 07 49.905   +13 24 07.61  .23729 1.2142 163.4 22.2 .340  49
2018 12 09 20  04 07 49.439   +13 24 37.75  .23785 1.2147 163.4 22.2 .348  50
2018 12 09 21  04 07 48.978   +13 25 07.79  .23842 1.2152 163.4 22.2 .355  50
2018 12 09 22  04 07 48.523   +13 25 37.72  .23899 1.2158 163.3 22.2 .362  50
2018 12 09 23  04 07 48.074   +13 26 07.54  .23955 1.2163 163.3 22.2 .370  51
2018 12 10 00  04 07 47.631   +13 26 37.27  .24012 1.2168 163.3 22.2 .377  51
2018 12 10 01  04 07 47.193   +13 27 06.89  .24069 1.2173 163.2 22.2 .385  51
2018 12 10 02  04 07 46.760   +13 27 36.40  .24126 1.2178 163.2 22.2 .392  52
2018 12 10 03  04 07 46.333   +13 28 05.82  .24182 1.2183 163.2 22.3 .400  52
2018 12 10 04  04 07 45.912   +13 28 35.13  .24239 1.2188 163.1 22.3 .408  52
2018 12 10 05  04 07 45.496   +13 29 04.35  .24296 1.2193 163.1 22.3 .416  53
2018 12 10 06  04 07 45.085   +13 29 33.46  .24353 1.2199 163.1 22.3 .424  53
2018 12 10 07  04 07 44.680   +13 30 02.48  .24410 1.2204 163.0 22.3 .433  53
2018 12 10 08  04 07 44.280   +13 30 31.39  .24466 1.2209 163.0 22.3 .441  53
2018 12 10 09  04 07 43.886   +13 31 00.21  .24523 1.2214 163.0 22.3 .449  54
2018 12 10 10  04 07 43.497   +13 31 28.93  .24580 1.2219 162.9 22.3 .458  54
2018 12 10 11  04 07 43.113   +13 31 57.56  .24637 1.2224 162.9 22.3 .466  54
2018 12 10 12  04 07 42.735   +13 32 26.09  .24694 1.2229 162.9 22.3 .475  54
2018 12 10 13  04 07 42.362   +13 32 54.53  .24751 1.2234 162.8 22.3 .484  55
2018 12 10 14  04 07 41.994   +13 33 22.87  .24808 1.2240 162.8 22.3 .493  55
2018 12 10 15  04 07 41.632   +13 33 51.12  .24865 1.2245 162.7 22.3 .502  55