"Pseudo-MPEC" for ZGBBCA4

Created 2018 Apr 23 3:18:09 UT using Find_Orb

Click here for an explanation of pseudo-MPECs 

 
 Astrometry: 
     ZGBBCA4  C2018 04 11.34800 14 09 24.44 +18 12 30.2          21.1 GUNEOCPG96
     ZGBBCA4  C2018 04 11.35318 14 09 24.26 +18 12 10.3          21.2 GUNEOCPG96
     ZGBBCA4  C2018 04 11.35835 14 09 24.04 +18 11 50.7          21.4 GUNEOCPG96
     ZGBBCA4  C2018 04 11.36352 14 09 23.82 +18 11 30.9          21.0 GUNEOCPG96
     ZGBBCA4  C2018 04 11x\Astrometry30N2\8].1F3piv/)@KgdRgx3LwR$Y?4.+qBYehl[H01
     ZGBBCA4  C2018 04 11WMWAVR_[?#g,2S,62Kt1vNTU:B!uTN-O^_4t$k;dGwg3(8an46HCH01
     ZGBBCA4  C2018 04 11PDE%RM2'fKo:OaUn.redacted;KE/N2v0K7$9M]W%\]WcI_Ou.CJH01
     ZGBBCA4  C2018 04 11oyrXJ=ARP=cUTAn\HQ9'3v^wFwu`JEU#rgM5.Z?KwtZriptt/!b`H01
     ZGBBCA4  C2018 04 12.30024 14 10 48.45 +17 23 33.7          22.4 GUNEOCPI52
     ZGBBCA4  C2018 04 12.30308 14 10 48.35 +17 23 26.4          21.7 GUNEOCPI52
     ZGBBCA4  C2018 04 12.30470 14 10 48.28 +17 23 23.1          23.2 GUNEOCPI52
     ZGBBCA4  C2018 04 12.30676 14 10 48.18 +17 23 17.4          23.0 GUNEOCPI52
     ZGBBCA4 KC2018 04 12:_`7?[QCZ-FRtNB].a._\BW%8RySabm_seet]6=qwdJLlF/T-q9C711
     ZGBBCA4 KC2018 04 12nJH`Hb0c$Wdp^=aU58s9de_M?Fy2jG78-9:p#$N5BU+ZLFia_cT#711
     ZGBBCA4 KC2018 04 12(m+:*4*QKv8?k.vo]1klq%=nZWh`\1bPoP4V08OU!KJ8]o^NEOCP711

Station data:
(711) McDonald Observatory, Fort Davis  (N30.671481 W104.021500)  US/Texas.
   0.76-m f/3.0 reflector.
(G96) Mt. Lemmon Survey  (N32.442754 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  (N33.985151 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  (N32.442547 W110.788920)
   US/Arizona.

Orbital elements:  ZGBBCA4
   Perihelion 2018 Feb 13.624400 +/- 0.0989 TT = 14:59:08 (JD 2458163.124400)
Epoch 2018 Apr 12.0 TT = JDT 2458220.5   Earth MOID: 0.0012   Ma: 0.0718
M  39.22796 +/- 0.22                (J2000 ecliptic)          AutoNEOCP
n   0.68370470 +/- 0.00271          Peri.  290.67013 +/- 0.07
a   1.27611653 +/- 0.00337          Node   196.67373 +/- 0.041
e   0.3486692 +/- 0.00265           Incl.    7.91703 +/- 0.06
P   1.44/526.53d           H 28.5   G  0.15   U  8.8  
q 0.83117393 +/- 0.0012    Q 1.72105913 +/- 0.00793
From 15 observations 2018 Apr. 11-12 (24.4 hr); mean residual 0".31

Residuals in arcseconds: 
180411 G96  .19+  .03-    180411 H01  .25-  .16+    180412 I52  .03-  .09+    
180411 G96  .53+  .25-    180411 H01  .21-  .21+    180412 I52  .02-  .68-    
180411 G96  .27+  .14-    180411 H01  .33-  .23+    180412 711  .01-  .10+    
180411 G96  .03-  .18-    180412 I52  .66-  .02+    180412 711  .52+  .14+    
180411 H01  .19-  .10+    180412 I52  .14-  .49-    180412 711  .25+  .62+    

Ephemerides (geocentric):
Date (UTC) HH   RA              Dec         delta   r     elong  mag " sig PA
---- -- -- --  ------------   ------------  ------ ------ -----  --- ---- ---
2018 04 23 03  14 13 30.413   +14 27 41.11  .09135 1.0876 153.0 24.7 24.1 165
2018 04 23 04  14 13 30.472   +14 27 17.27  .09160 1.0878 153.0 24.7 24.2 165
2018 04 23 05  14 13 30.530   +14 26 53.45  .09185 1.0880 153.0 24.7 24.3 165
2018 04 23 06  14 13 30.588   +14 26 29.66  .09210 1.0883 153.0 24.7 24.3 165
2018 04 23 07  14 13 30.645   +14 26 05.88  .09234 1.0885 153.0 24.7 24.4 165
2018 04 23 08  14 13 30.701   +14 25 42.12  .09259 1.0887 153.0 24.7 24.4 165
2018 04 23 09  14 13 30.757   +14 25 18.37  .09284 1.0890 153.0 24.7 24.5 165
2018 04 23 10  14 13 30.812   +14 24 54.64  .09309 1.0892 153.0 24.7 24.6 165
2018 04 23 11  14 13 30.866   +14 24 30.93  .09334 1.0894 153.0 24.7 24.6 165
2018 04 23 12  14 13 30.920   +14 24 07.24  .09359 1.0897 153.0 24.7 24.7 165
2018 04 23 13  14 13 30.974   +14 23 43.56  .09384 1.0899 153.0 24.7 24.7 165
2018 04 23 14  14 13 31.027   +14 23 19.90  .09409 1.0901 152.9 24.7 24.8 165
2018 04 23 15  14 13 31.079   +14 22 56.25  .09434 1.0904 152.9 24.8 24.9 165
2018 04 23 16  14 13 31.131   +14 22 32.62  .09459 1.0906 152.9 24.8 24.9 165
2018 04 23 17  14 13 31.182   +14 22 09.00  .09484 1.0908 152.9 24.8 25.0 165
2018 04 23 18  14 13 31.233   +14 21 45.40  .09509 1.0911 152.9 24.8 25.0 165
2018 04 23 19  14 13 31.283   +14 21 21.81  .09534 1.0913 152.9 24.8 25.1 165
2018 04 23 20  14 13 31.333   +14 20 58.24  .09559 1.0915 152.9 24.8 25.1 165
2018 04 23 21  14 13 31.382   +14 20 34.67  .09584 1.0918 152.9 24.8 25.2 165
2018 04 23 22  14 13 31.431   +14 20 11.13  .09609 1.0920 152.9 24.8 25.3 165
2018 04 23 23  14 13 31.479   +14 19 47.59  .09634 1.0923 152.9 24.8 25.3 165
2018 04 24 00  14 13 31.527   +14 19 24.07  .09659 1.0925 152.9 24.8 25.4 165
2018 04 24 01  14 13 31.575   +14 19 00.56  .09684 1.0927 152.9 24.8 25.4 165
2018 04 24 02  14 13 31.622   +14 18 37.06  .09709 1.0930 152.9 24.8 25.5 165
2018 04 24 03  14 13 31.669   +14 18 13.57  .09734 1.0932 152.9 24.8 25.5 165
2018 04 24 04  14 13 31.715   +14 17 50.09  .09760 1.0934 152.9 24.8 25.6 165
2018 04 24 05  14 13 31.761   +14 17 26.63  .09785 1.0937 152.9 24.8 25.7 165
2018 04 24 06  14 13 31.806   +14 17 03.17  .09810 1.0939 152.9 24.8 25.7 165
2018 04 24 07  14 13 31.852   +14 16 39.73  .09835 1.0941 152.9 24.9 25.8 165
2018 04 24 08  14 13 31.897   +14 16 16.30  .09860 1.0944 152.9 24.9 25.8 165
2018 04 24 09  14 13 31.941   +14 15 52.87  .09885 1.0946 152.9 24.9 25.9 165
2018 04 24 10  14 13 31.985   +14 15 29.46  .09910 1.0948 152.9 24.9 25.9 165
2018 04 24 11  14 13 32.029   +14 15 06.05  .09935 1.0951 152.9 24.9 26.0 165
2018 04 24 12  14 13 32.073   +14 14 42.66  .09960 1.0953 152.9 24.9 26.0 165
2018 04 24 13  14 13 32.116   +14 14 19.27  .09985 1.0955 152.8 24.9 26.1 165
2018 04 24 14  14 13 32.159   +14 13 55.89  .10010 1.0958 152.8 24.9 26.2 165
2018 04 24 15  14 13 32.202   +14 13 32.52  .10036 1.0960 152.8 24.9 26.2 165
2018 04 24 16  14 13 32.245   +14 13 09.16  .10061 1.0963 152.8 24.9 26.3 165
2018 04 24 17  14 13 32.287   +14 12 45.81  .10086 1.0965 152.8 24.9 26.3 165
2018 04 24 18  14 13 32.329   +14 12 22.46  .10111 1.0967 152.8 24.9 26.4 165
2018 04 24 19  14 13 32.371   +14 11 59.12  .10136 1.0970 152.8 24.9 26.4 165
2018 04 24 20  14 13 32.413   +14 11 35.79  .10161 1.0972 152.8 24.9 26.5 165
2018 04 24 21  14 13 32.454   +14 11 12.47  .10187 1.0974 152.8 24.9 26.5 165
2018 04 24 22  14 13 32.495   +14 10 49.15  .10212 1.0977 152.8 24.9 26.6 165
2018 04 24 23  14 13 32.536   +14 10 25.84  .10237 1.0979 152.8 24.9 26.6 165
2018 04 25 00  14 13 32.577   +14 10 02.53  .10262 1.0981 152.8 25.0 26.7 165
2018 04 25 01  14 13 32.618   +14 09 39.23  .10287 1.0984 152.8 25.0 26.8 165
2018 04 25 02  14 13 32.658   +14 09 15.94  .10312 1.0986 152.8 25.0 26.8 165