"Pseudo-MPEC" for ZGBBCA4

Created 2018 Apr 29 11:18:07 UT using Find_Orb

Click here for an explanation of pseudo-MPECs

• Astrometry
• Astrometry (from NEOCP, if available)
• 'Scout' (JPL) information
• Observing stations
• Orbital elements
• Residuals
• Ephemeris
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• Click here to search DSS2 images for this object using Skymorph
• Click here to search Spacewatch images for this object using Skymorph

 
 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 11k9AstrometryBbZ!fM5F)5P+\Q17egrbl9R/`7+QP'm0(Y7r%t-/H01
     ZGBBCA4  C2018 04 11YC:k[%2-_5oQN!;58@C(4S0GE\M?i6y3QDH0VUpk$!t%/q=):E=HH01
     ZGBBCA4  C2018 04 11/emll25(e3/$D@Y:1redacted;];+Xn4OxNNov]ZC)0?cuuv_@%3H01
     ZGBBCA4  C2018 04 11Z6KPvgbD!7B*elZ$,-4%pcTFHTAMBUm+nZm86^5@I'T-XfnFEdyeH01
     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 04 122.,:P;2CGZ#:LmSa3VBh\*Hx!mqeG\QUseeBE_]1(^k_SrS,3@bV711
     ZGBBCA4 KC2018 04 12by:=G8o/]pEhKAhdYSlqy+Jq80*Ys:urT8sG0B0m806=QX'd1M60711
     ZGBBCA4 KC2018 04 12Y`'qq2*Dp[C(Of8vXHfvTDWrV+.@IHit4t:ThOr1W!QpR0rNEOCP711

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 29 11  14 13 37.533   +13 28 26.63  .12997 1.1234 151.9 25.5 31.8 166
2018 04 29 12  14 13 37.597   +13 28 03.01  .13023 1.1236 151.9 25.5 31.9 166
2018 04 29 13  14 13 37.662   +13 27 39.38  .13049 1.1238 151.9 25.5 31.9 166
2018 04 29 14  14 13 37.728   +13 27 15.74  .13075 1.1241 151.9 25.5 32.0 166
2018 04 29 15  14 13 37.794   +13 26 52.09  .13101 1.1243 151.9 25.5 32.0 166
2018 04 29 16  14 13 37.861   +13 26 28.43  .13127 1.1245 151.9 25.5 32.0 166
2018 04 29 17  14 13 37.929   +13 26 04.76  .13153 1.1248 151.9 25.5 32.1 166
2018 04 29 18  14 13 37.997   +13 25 41.09  .13179 1.1250 151.8 25.6 32.1 166
2018 04 29 19  14 13 38.065   +13 25 17.40  .13205 1.1252 151.8 25.6 32.2 166
2018 04 29 20  14 13 38.134   +13 24 53.70  .13231 1.1255 151.8 25.6 32.2 166
2018 04 29 21  14 13 38.204   +13 24 29.99  .13257 1.1257 151.8 25.6 32.3 166
2018 04 29 22  14 13 38.274   +13 24 06.27  .13283 1.1260 151.8 25.6 32.3 166
2018 04 29 23  14 13 38.345   +13 23 42.55  .13309 1.1262 151.8 25.6 32.3 166
2018 04 30 00  14 13 38.417   +13 23 18.81  .13335 1.1264 151.8 25.6 32.4 166
2018 04 30 01  14 13 38.489   +13 22 55.06  .13361 1.1267 151.8 25.6 32.4 166
2018 04 30 02  14 13 38.562   +13 22 31.30  .13387 1.1269 151.8 25.6 32.5 166
2018 04 30 03  14 13 38.635   +13 22 07.53  .13413 1.1271 151.7 25.6 32.5 166
2018 04 30 04  14 13 38.709   +13 21 43.75  .13439 1.1274 151.7 25.6 32.6 166
2018 04 30 05  14 13 38.784   +13 21 19.96  .13465 1.1276 151.7 25.6 32.6 166
2018 04 30 06  14 13 38.859   +13 20 56.16  .13491 1.1278 151.7 25.6 32.6 166
2018 04 30 07  14 13 38.935   +13 20 32.34  .13517 1.1281 151.7 25.6 32.7 166
2018 04 30 08  14 13 39.012   +13 20 08.52  .13543 1.1283 151.7 25.6 32.7 166
2018 04 30 09  14 13 39.089   +13 19 44.69  .13569 1.1285 151.7 25.6 32.8 166
2018 04 30 10  14 13 39.167   +13 19 20.84  .13596 1.1288 151.7 25.6 32.8 166
2018 04 30 11  14 13 39.245   +13 18 56.98  .13622 1.1290 151.7 25.6 32.8 166
2018 04 30 12  14 13 39.324   +13 18 33.12  .13648 1.1293 151.6 25.6 32.9 166
2018 04 30 13  14 13 39.404   +13 18 09.24  .13674 1.1295 151.6 25.6 32.9 166
2018 04 30 14  14 13 39.485   +13 17 45.35  .13700 1.1297 151.6 25.6 33.0 166
2018 04 30 15  14 13 39.566   +13 17 21.45  .13726 1.1300 151.6 25.7 33.0 166
2018 04 30 16  14 13 39.648   +13 16 57.53  .13752 1.1302 151.6 25.7 33.1 166
2018 04 30 17  14 13 39.730   +13 16 33.61  .13779 1.1304 151.6 25.7 33.1 166
2018 04 30 18  14 13 39.814   +13 16 09.67  .13805 1.1307 151.6 25.7 33.1 166
2018 04 30 19  14 13 39.898   +13 15 45.73  .13831 1.1309 151.6 25.7 33.2 166
2018 04 30 20  14 13 39.982   +13 15 21.77  .13857 1.1311 151.6 25.7 33.2 166
2018 04 30 21  14 13 40.068   +13 14 57.80  .13883 1.1314 151.5 25.7 33.3 166
2018 04 30 22  14 13 40.154   +13 14 33.81  .13910 1.1316 151.5 25.7 33.3 166
2018 04 30 23  14 13 40.241   +13 14 09.82  .13936 1.1318 151.5 25.7 33.3 166
2018 05 01 00  14 13 40.328   +13 13 45.81  .13962 1.1321 151.5 25.7 33.4 166
2018 05 01 01  14 13 40.416   +13 13 21.79  .13988 1.1323 151.5 25.7 33.4 166
2018 05 01 02  14 13 40.505   +13 12 57.76  .14015 1.1326 151.5 25.7 33.5 166
2018 05 01 03  14 13 40.595   +13 12 33.72  .14041 1.1328 151.5 25.7 33.5 166
2018 05 01 04  14 13 40.686   +13 12 09.67  .14067 1.1330 151.5 25.7 33.6 166
2018 05 01 05  14 13 40.777   +13 11 45.60  .14093 1.1333 151.4 25.7 33.6 166
2018 05 01 06  14 13 40.869   +13 11 21.52  .14120 1.1335 151.4 25.7 33.6 166
2018 05 01 07  14 13 40.962   +13 10 57.43  .14146 1.1337 151.4 25.7 33.7 166
2018 05 01 08  14 13 41.055   +13 10 33.32  .14172 1.1340 151.4 25.7 33.7 166
2018 05 01 09  14 13 41.150   +13 10 09.21  .14199 1.1342 151.4 25.7 33.8 166
2018 05 01 10  14 13 41.245   +13 09 45.08  .14225 1.1344 151.4 25.7 33.8 166