"Pseudo-MPEC" for 1963-039C = NORAD 00692 = Vela 1B

Created 2018 Sep 19 16:36:06 UT using Find_Orb

Click here for an explanation of pseudo-MPECs

Click here for a plot of inclination and perigee distance, from launch in 1963 to 2020.. You'll see that the object started out in a nearly circular orbit, and has had some swings over the intervening decades, mostly due to the Kozai mechanism.

You can click here for TLEs for this object, and for some of the other objects on this site.

 
 Astrometry: 
1963-039C     C2014 10 30.30571 01 37 23.46 +08 33 38.3          16.7 r D0512I41
1963-039C     C2014 10 30.31257 01 38 28.39 +08 46 56.3          16.6 r D0512I41
1963-039C     C2014 10 30.32516 01 40 29.72 +09 11 30.3          16.6 r D0512I41
1963-039C     C2014 10 30.33204 01 41 37.50 +09 25 00.5          16.5 r D0512I41
1963-039C     C2014 10 30.38036 01 50 09.83 +11 02 02.6          15.8 r D0512I41
1963-039C     C2014 10 30.39071 01 52 09.03 +11 23 17.0          15.7 r D0512I41
1963-039C     C2014 10 30.39762 01 53 30.74 +11 37 31.4          15.5 r D0512I41
1963-039C     C2014 10 30.40452 01 54 53.92 +11 51 48.5          15.5 r D0512I41
1963-039C     C2017 11 22.24855 01 23 33.97 +18 16 07.6          16.1 GUD0560703
1963-039C     C2017 11 22.24872 01 23 34.69 +18 16 16.0          16.1 GUD0560703
1963-039C     C2017 11 22.24889 01 23 35.39 +18 16 23.8          16.1 GUD0560703
1963-039C     C2017 11 22.24909 01 23 36.24 +18 16 32.4          16.1 GUD0560703
1963-039C     C2017 11 22.26790 01 24 56.76 +18 30 24.6                qD0560I52
1963-039C     C2017 11 22.26867 01 25 00.11 +18 30 58.3          16.4 GqD0560I52
1963-039C     C2017 11 22.26945 01 25 03.51 +18 31 32.5          16.5 GqD0560I52
1963-039C     C2017 11 22.29132901 26 21.78 +18 42 28.7          16.2 GUD0560H01
1963-039C    KC2017 11 22.29669 01 26 33.15 +18 47 50.2          16.4 VqD0560H06
1963-039C    KC2017 11 22.29759 01 26 37.54 +18 48 26.5          16.8 VqD0560H06
1963-039C     C2017 11 22.29805701 26 53.93 +18 47 06.0          15.8 GUD0560H01
1963-039C    KC2017 11 22.29857 01 26 42.30 +18 49 06.1          16.8 VqD0560H06
1963-039C    KC2017 11 22.29918 01 26 45.22 +18 49 30.8          16.6 VqD0560H06
1963-039C     C2017 11 22.30564801 27 30.95 +18 52 15.3          15.9 GUD0560H01
1963-039C     C2017 11 22.31191901 28 02.15 +18 56 27.9          16.1 GUD0560H01
1963-039C     C2017 11 22.36215001 32 34.35 +19 28 47.8          16.0 GUD0560H01
1963-039C     C2017 11 22.36572501 32 55.36 +19 31 00.6          15.8 GUD0560H01
1963-039C     C2017 11 22.36929501 33 16.60 +19 33 12.7          15.9 GUD0560H01
1963-039C     C2017 11 22.37286801 33 38.08 +19 35 24.3          15.9 GUD0560H01
1963-039C     C2017 11 22.37748 01 34 11.15 +19 43 33.9          15.9 GUD0560703
1963-039C     C2017 11 22.37766 01 34 12.22 +19 43 40.2          15.8 GUD0560703
1963-039C     C2017 11 22.37784 01 34 13.31 +19 43 47.2          15.8 GUD0560703
1963-039C     C2017 11 22.37801 01 34 14.34 +19 43 53.6          15.8 GUD0560703
1963-039C     C2017 11 22.39543 01 36 01.73 +19 54 24.0         x16.2 GUD0560I52
1963-039C     C2017 11 22.39598 01 36 05.12 +19 54 44.4         x16.5 GUD0560I52
1963-039C     C2017 11 22.39653 01 36 08.61 +19 55 03.3         x17.2 GUD0560I52
1963-039C     C2017 11 22.39708 01 36 12.08 +19 55 23.5         x16.5 GUD0560I52

Station data:
(703) Catalina Sky Survey  (N32.417006 W110.732640)  US/Arizona.  Observer G.
   J. Leonard. Measurers E. J. Christensen, D. C. Fuls, A. R. Gibbs, A. D.
   Grauer, J. A. Johnson, R. A. Kowalski, S. M. Larson, G. J. Leonard, R. G.
   Matheny, R. L. Seaman, F. C. Shelly. 0.68-m Schmidt + 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.
(H06) RAS Observatory, Mayhill  (N32.903325 W105.528700)  US/New
   Mexico.  Observer M. Suzuki. 0.43-m f/6.8 reflector + CCD + f/4.5 focal
   reducer.
(I41) Palomar Mountain--ZTF  (N33.357340 W116.859780)  US/California. 1.2-m
   f/2.44 Oschin Schmidt + CCD.
(I52) Steward Observatory, Mt. Lemmon Station  (N32.442547 W110.788920)
   US/Arizona.  Observers D. C. Fuls, R. A. Kowalski. Measurers E. J.
   Christensen, D. C. Fuls, A. R. Gibbs, A. D. Grauer, R. E. Hill, J. A.
   Johnson, R. A. Kowalski, S. M. Larson, R. G. Matheny, F. C. Shelly, G. J.
   Leonard, R. L. Seaman. 1.0-m reflector + CCD.

Orbital elements:  1963-039C = NORAD 00692 = Vela 1B
   Perigee 2017 Nov 23.862688 +/- 0.000173 TT = 20:42:16 (JD 2458081.362688)
Epoch 2017 Nov 22.0 TT; AMR 0.026167 +/- 0.00566 m2/kg       Gray
M 211.6801287 +/- 0.013             (J2000 equator)
n  79.6267913101 +/- 0.00011        Peri.  199.6714913 +/- 0.0055
a115495.22498 +/- 0.106             Node   348.4428337 +/- 0.0043
e   0.571593781 +/- 3.79e-5         Incl.   31.9778412 +/- 0.00033
P6510.25m/4.521d           H 30.3   G  0.15   U  6.6
q 49478.872616 +/- 4.36    Q 181511.57735 +/- 4.45
31 of 35 observations 2014 Oct. 30-2017 Nov. 22; mean residual 0".661
Residuals in arcseconds: 
141030 I41 1.18- 1.42-    171122 I52 .961+ .353-    171122 H01 .069- .085-
141030 I41 .932+ .070-    171122 I52 1.07+ .303-    171122 H01 .084+ .081-
141030 I41 .732- .071+    171122 I52 1.19+ .147-    171122 H01 .023+ .093-
141030 I41 1.94- 1.46-    171122 H01 .289- .169+    171122 703 .161- 423µ-
141030 I41 .055+ .126-    171122 H06 .109- .769+    171122 703 .194- .320-
141030 I41 1.10+ 1.36+    171122 H06 .438+ .480+    171122 703 .048+ .063+
141030 I41 1.96+ .975+    171122 H01 .327- .186+    171122 703 .276+ .214+
141030 I41 .125+ .624+    171122 H06 .563+ .299+    171122 I52(4.21+ 1.46-)
171122 703 .774- .408-    171122 H06 .064- .269+    171122 I52(3.10+ .838-)
171122 703 .604- .322+    171122 H01 .205- .201+    171122 I52(3.33+ 1.70-)
171122 703 .723- .454+    171122 H01 .039- .094+    171122 I52(3.19+ 1.25-)
171122 703 .490- .035+    171122 H01 .129+ 7.7m+

Ephemerides (geocentric):
Date (UTC) HH   RA              Dec         delta  elong  mag " sig PA
---- -- -- --  -------------   -----------  ------ -----  --- ---- ---
2017 11 22 00  00 59 30.805   +15 31 58.55  177402 139.3 17.2  192  62
2017 11 22 01  01 03 45.860   +16 04 49.37  176489 140.4 17.2  193  62
2017 11 22 02  01 08 05.148   +16 37 42.49  175484 141.5 17.1  194  63
2017 11 22 03  01 12 29.090   +17 10 38.89  174386 142.6 17.1  195  63
2017 11 22 04  01 16 58.136   +17 43 39.51  173194 143.7 17.1  197  63
2017 11 22 05  01 21 32.768   +18 16 45.21  171906 144.8 17.0  198  64
2017 11 22 06  01 26 13.505   +18 49 56.84  170523 146.0 17.0  200  64
2017 11 22 07  01 31 00.908   +19 23 15.13  169044 147.1 16.9  202  65
2017 11 22 08  01 35 55.585   +19 56 40.76  167467 148.3 16.9  204  65
2017 11 22 09  01 40 58.197   +20 30 14.29  165791 149.5 16.8  207  66
2017 11 22 10  01 46 09.468   +21 03 56.17  164016 150.7 16.7  210  66
2017 11 22 11  01 51 30.189   +21 37 46.69  162140 151.9 16.7  213  67
2017 11 22 12  01 57 01.230   +22 11 45.94  160162 153.2 16.6  216  67
2017 11 22 13  02 02 43.550   +22 45 53.79  158080 154.5 16.6  220  68
2017 11 22 14  02 08 38.214   +23 20 09.83  155894 155.8 16.5  224  68
2017 11 22 15  02 14 46.399   +23 54 33.27  153602 157.1 16.4  229  69
2017 11 22 16  02 21 09.421   +24 29 02.88  151201 158.5 16.3  234  70
2017 11 22 17  02 27 48.749   +25 03 36.86  148692 159.8 16.3  240  70
2017 11 22 18  02 34 46.032   +25 38 12.70  146071 161.2 16.2  246  71
2017 11 22 19  02 42 03.124   +26 12 47.01  143337 162.6 16.1  253  72
2017 11 22 20  02 49 42.120   +26 47 15.25  140489 164.1 16.0  261  73
2017 11 22 21  02 57 45.391   +27 21 31.45  137525 165.4 15.9  270  74
2017 11 22 22  03 06 15.631   +27 55 27.82  134442 166.8 15.8  279  75
2017 11 22 23  03 15 15.911   +28 28 54.23  131240 168.0 15.7  290  76
2017 11 23 00  03 24 49.740   +29 01 37.55  127915 169.0 15.6  302  77
2017 11 23 01  03 35 01.132   +29 33 20.78  124468 169.8 15.5  316  78
2017 11 23 02  03 45 54.697   +30 03 41.90  120897 170.1 15.4  332  80
2017 11 23 03  03 57 35.727   +30 32 12.40  117200 169.7 15.4  350  81
2017 11 23 04  04 10 10.301   +30 58 15.26  113378 168.8 15.4  371  83
2017 11 23 05  04 23 45.395   +31 21 02.32  109430 167.2 15.3  394  84
2017 11 23 06  04 38 28.988   +31 39 30.83  105359 165.1 15.3  421  86
2017 11 23 07  04 54 30.160   +31 52 18.80  101167 162.4 15.3  453  88
2017 11 23 08  05 11 59.147   +31 57 39.00   96861 159.3 15.3  491  91
2017 11 23 09  05 31 07.337   +31 53 11.21   92447 155.7 15.3  534  93
2017 11 23 10  05 52 07.139   +31 35 52.31   87940 151.6 15.4  587  96
2017 11 23 11  06 15 11.692   +31 01 44.48   83358 147.0 15.4  649  99
2017 11 23 12  06 40 34.322   +30 05 41.88   78730 141.8 15.4  723 102
2017 11 23 13  07 08 27.753   +28 41 18.23   74096 135.8 15.4  813 105
2017 11 23 14  07 39 03.106   +26 40 40.27   69513 129.0 15.5  920 109
2017 11 23 15  08 12 28.914   +23 54 38.01   65064 121.2 15.6 1048 112
2017 11 23 16  08 48 50.547   +20 13 31.07   60860 112.2 15.7 1197 116
2017 11 23 17  09 28 10.506   +15 29 01.29   57053 101.9 15.9 1363 119
2017 11 23 18  10 10 29.662   +09 37 44.04   53831  90.3 16.2 1534 121
2017 11 23 19  10 55 48.419   +02 46 16.42   51408  77.3 16.7 1689 122
2017 11 23 20  11 44 05.113   -04 43 48.08   49991  63.4 17.5 1796 122
2017 11 23 21  12 35 08.002   -12 15 38.45   49722  49.1 18?? 1830 120
2017 11 23 22  13 28 20.060   -19 05 16.59   50630  35.1 20?? 1780 116
2017 11 23 23  14 22 24.666   -24 35 59.62   52619  22.4 23?? 1665 111
2017 11 24 00  15 15 28.693   -28 29 51.06   55506  12.6 27?? 1513 105
2017 11 24 01  16 05 31.250   -30 49 17.45   59074  10.4 29?? 1351  99