"Pseudo-MPEC" for ZTF00YB

Created 2018 Sep 3 0:46:54 UT using Find_Orb

Click here for an explanation of pseudo-MPECs

I am almost certain this is an artsat. Heliocentric solutions involve significant across-track errors. The geocentric solution, on the other hand, looks perfectly reasonable.

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

    •  
 Astrometry: 
     ZTF00YB  C2018 09 020;Astrometry979N,e!@cRo7l\DTNg(we^p^-EW[hhP[Yi0?Te_qI41
     ZTF00YB  C2018 09 02=.cdjasN!p:_@Rl?/M.wXC0G-OVMhMjwj.AR'n(dtA+L3J\:23r0I41
     ZTF00YB  C2018 09 02Dt=M*j15mwhTX]4:!redacted;/[`[Heqcw+5a)cY0m#%ls[j5y#I41
     ZTF00YB  C2018 09 02=2xaHGsdWXS?a=xLd!RiHL$8Bm:Aq1u)see06+1%Ot](9yEkKdF#I41
     ZTF00YB  C2018 09 02Sn)X`KKUFvfBZP2e;ODj#\sp[ra`\a=j0GJL'YM$FI^P[#ldH6g*I41
     ZTF00YB  C2018 09 02/]?\x%:BbJCdNJF.wJ.b^[e*FgAgq*Kjf#o+=lGAi2p9XXjNEOCPI41

Station data:
(I41) Palomar Mountain--ZTF  (N33.357340 W116.859780)  US/California. 1.2-m
   f/2.44 Oschin Schmidt + CCD.

Orbital elements:  ZTF00YB
   Perigee 2018 Sep 1.977438 +/- 0.0787 TT = 23:27:30 (JD 2458363.477438)
Epoch 2018 Sep  2.0 TT = JDT 2458363.5                        Gray
M   8.967380 +/- 28                 (J2000 equator)
n 397.451612980 +/- 74.7            Peri.  255.513437 +/- 6
a 39544.00602 +/- 4954              Node   291.964465 +/- 0.9
e   0.80431601 +/- 0.0459           Incl.   15.675174 +/- 0.6
P1304.29m/0.906d           H 31.6   G  0.15   U 15.6
q 7738.128507 +/- 3042    Q 71349.88354 +/- 7888
From 6 observations 2018 Sept. 2 (37.1 min); mean residual 0".347

    Residuals in arcseconds: 
180902 I41 +93ms .031-    180902 I41 +.31s .097-    180902 I41 +.20s .178-
180902 I41 -.16s .017+    180902 I41 -.25s .115+    180902 I41 -.20s .173+

Ephemerides (geocentric):
Date (UTC) HH   RA              Dec         delta   r     elong  mag " sig PA
---- -- -- --  -------------   -----------  ------ ------ -----  --- ---- ---
2018 09 02 00  18 35 50.300   -03 36 52.08   14162 1.0091 118.4 13.7 155d  75
2018 09 02 01  21 01 15.680   +06 20 44.60   28049 1.0092 150.7 14.3  43d  76
2018 09 02 02  21 56 13.085   +09 36 15.04   38692 1.0093 158.7 14.8 472'  80
2018 09 02 03  22 29 36.803   +11 18 19.47   47086 1.0093 160.3 15.1 177'  85
2018 09 02 04  22 53 54.680   +12 23 13.57   53821 1.0094 159.4 15.4 4989  93
2018 09 02 05  23 13 23.354   +13 09 05.68   59225 1.0094 157.6 15.7 2690 103
2018 09 02 06  23 30 00.031   +13 43 40.56   63498 1.0094 155.5 15.9 1656 115
2018 09 02 07  23 44 48.375   +14 10 51.97   66768 1.0094 153.2 16.1 1151 129
2018 09 02 08  23 58 27.648   +14 32 50.27   69119 1.0094 150.9 16.2  865 146
2018 09 02 09  00 11 24.867   +14 50 52.83   70606 1.0094 148.6 16.4  698 171
2018 09 02 10  00 24 00.731   +15 05 46.58   71260 1.0094 146.3 16.4  758  29
2018 09 02 11  00 36 33.027   +15 17 58.72   71094 1.0094 143.9 16.5 1255  60
2018 09 02 12  00 49 19.016   +15 27 41.51   70107 1.0093 141.4 16.5 2277  75
2018 09 02 13  01 02 37.645   +15 34 53.26   68276 1.0093 138.7 16.6 4018  83
2018 09 02 14  01 16 52.294   +15 39 15.48   65562 1.0093 135.7 16.6 6936  87
2018 09 02 15  01 32 35.110   +15 40 04.48   61899 1.0092 132.4 16.5 201'  89
2018 09 02 16  01 50 35.137   +15 35 50.75   57189 1.0092 128.6 16.5 364'  91
2018 09 02 17  02 12 16.030   +15 23 27.21   51278 1.0091 123.8 16.4 746'  93
2018 09 02 18  02 40 21.711   +14 55 38.33   43925 1.0090 117.6 16.2  38d  95
2018 09 02 19  03 21 25.721   +13 51 38.09   34719 1.0090 108.4 16.0 122d  98
2018 09 02 20  04 38 10.724   +10 42 39.63   22898 1.0089  90.5 15.7 110d 102
2018 09 02 21  09 53 55.743   -09 29 15.61    8548 1.0088  21.7 20?? 179d 149
2018 09 02 22  19 39 48.604   +00 52 23.16   18425 1.0089 132.6 13.9  42d  74
2018 09 02 23  21 20 46.864   +07 35 26.16   31314 1.0090 153.6 14.4  21d  75
2018 09 03 00  22 07 18.552   +10 13 15.05   41241 1.0091 159.5 14.9 802'  77
2018 09 03 01  22 37 28.600   +11 41 33.26   49124 1.0091 160.4 15.2 571'  78
2018 09 03 02  23 00 09.057   +12 39 40.80   55458 1.0092 159.4 15.5 436'  79
2018 09 03 03  23 18 41.519   +13 21 35.66   60528 1.0092 157.6 15.8 355'  79
2018 09 03 04  23 34 43.359   +13 53 35.45   64509 1.0092 155.4 16.0 311'  80
2018 09 03 05  23 49 09.559   +14 18 56.53   67514 1.0092 153.2 16.1 294'  81
2018 09 03 06  00 02 35.119   +14 39 30.67   69618 1.0092 151.0 16.3 305'  82
2018 09 03 07  00 15 24.850   +14 56 24.88   70868 1.0092 148.7 16.4 346'  84
2018 09 03 08  00 27 58.367   +15 10 19.57   71291 1.0092 146.4 16.4 428'  85
2018 09 03 09  00 40 33.099   +15 21 37.23   70896 1.0091 143.9 16.5 576'  86
2018 09 03 10  00 53 26.557   +15 30 26.00   69674 1.0091 141.4 16.5 852'  88
2018 09 03 11  01 06 58.623   +15 36 39.63   67599 1.0091 138.6 16.5  25d  89
2018 09 03 12  01 21 34.608   +15 39 53.38   64626 1.0090 135.6 16.5  74d  90
2018 09 03 13  01 37 50.340   +15 39 12.98   60681 1.0090 132.2 16.5  93d  91
2018 09 03 14  01 56 42.147   +15 32 48.06   55651 1.0089 128.1 16.4  75d  92
2018 09 03 15  02 19 49.541   +15 16 43.18   49364 1.0089 123.1 16.3  70d  94
2018 09 03 16  02 50 37.151   +14 41 25.07   41541 1.0088 116.2 16.1  71d  96
2018 09 03 17  03 37 56.628   +13 17 09.79   31698 1.0087 105.4 15.9  78d  99
2018 09 03 18  05 18 11.038   +08 31 00.65   18934 1.0087  81.9 15.7  99d 104
2018 09 03 19  14 34 15.297   -15 01 38.16    8248 1.0086  60.0 15?? 125d  85
2018 09 03 20  20 20 29.079   +03 43 17.18   22424 1.0088 141.1 14.1  41d  74
2018 09 03 21  21 36 55.881   +08 34 33.47   34357 1.0088 155.8 14.6  24d  76
2018 09 03 22  22 17 15.562   +10 45 05.97   43638 1.0089 160.1 15.0  17d  78
2018 09 03 23  22 44 48.213   +12 02 21.01   51047 1.0089 160.5 15.3 834'  79
2018 09 04 00  23 06 05.557   +12 54 43.50   57002 1.0090 159.3 15.6 728'  80
2018 09 04 01  23 23 48.779   +13 33 09.74   61751 1.0090 157.5 15.8 701'  81