2002 ND77 = Bi1117


Beobachtungen und Bahndaten (englisch)

Observations:
     Bi1117 * C2002 07 15.43852 21 38 57.72 -25 06 37.5          19.8        644
     Bi1117   C2002 07 15.44888 21 38 57.31 -25 06 38.4          20.5        644
     Bi1117   C2002 07 15.46268 21 38 56.79 -25 06 40.3          20.0        644
     Bi1117   C2002 07 16.44505 21 38 21.09 -25 08 43.8          19.0 R      644
     Bi1117   C2002 07 16.45547 21 38 20.63 -25 08 45.4          18.8 R      644
     Bi1117   C2002 07 16.46583 21 38 20.23 -25 08 45.8          19.4 R      644
     Bi1117   C2002 08 13.21678 21 12 04.82 -25 35 57.2          19.7        644
     Bi1117   C2002 08 13.28267 21 12 00.37 -25 35 53.6          19.5        644
     Bi1117   C2002 08 13.35706 21 11 55.37 -25 35 48.6          19.6        644
     Bi1117   C2002 08 15.25118 21 09 55.51 -25 33 25.3          18.9 R      644
     Bi1117   C2002 08 15.26190 21 09 54.83 -25 33 23.6          19.0 R      644
     Bi1117   C2002 08 15.28050 21 09 53.62 -25 33 22.5          19.5 R      644
     Bi1117   C2002 08 30.23229 20 56 29.91 -24 49 45.4          19.1 R      644
     Bi1117   C2002 08 30.25306 20 56 28.98 -24 49 40.2          19.7 R      644
     Bi1117   C2002 08 30.27670 20 56 27.97 -24 49 33.8          19.6 R      644

Station data:
(644) Palomar Mountain/NEAT (N33.35743 W116.85978).

Orbital elements:

2002 ND77

Epoch 2016 July 31.0 TT = JDT 2457600.5                 MPC
M 357.71035              (2000.0)            P               Q
n   0.28305770     Peri.  329.44387     +0.81203138     +0.58350856             T = 2457608.58900 JDT
a   2.2973089      Node   354.81697     -0.50758456     +0.69674750             q =     1.9582561
e   0.1475870      Incl.    7.04579     -0.28803289     +0.41720580    Earth MOID = 0.94978 AU
P   3.48           H   17.7           G   0.15           U   1
From 63 observations at 6 oppositions, 2002-2016, mean residual 0".35.
  
Residuals
20020715  644  0.1+  0.2-    20080306  291  0.2-  0.4+    20150310  G96  0.8+  0.7+
20020715  644  0.0   0.1+    20080306  291  0.5+  0.3-    20150315  G96  0.0   0.8+
20020715  644  0.1+  0.1-    20110114  G96  0.2-  0.1+    20150315  G96  0.3+  0.4+
20020716  644  0.6+  0.3-    20110114  G96  0.1-  0.2+    20150315  G96  0.2+  0.1-
20020716  644  0.1+  0.7-    20110114  G96  0.2-  0.3+    20150315  G96  0.1-  0.1+
20020716  644  0.4+  0.2+    20110114  G96  0.2-  0.3+    20150411  G96  0.4+  0.0
20020813  644  0.3-  0.1+    20131028  G96  0.1+  0.2+    20150411  G96  0.7-  0.7+
20020813  644  0.5-  0.1+    20131028  G96  0.2+  0.1-    20150411  G96  0.5+  0.2-
20020813  644  0.1-  0.2+    20131028  G96  0.1+  0.1-    20150411  G96  0.3-  0.8+
20020815  644  0.4-  0.2-    20131028  G96  0.2+  0.1+    20160825  691  0.5-  0.3+
20020815  644  0.0   0.6+    20131125  F51  0.0   0.1+    20160825  691  0.4-  0.1+
20020815  644  0.3+  0.2+    20131125  F51  0.0   0.0     20160825  691  0.5-  0.0
20020830  644  0.3-  0.1+    20131125  F51  0.0   0.0     20160827  F51  0.1+  0.1+
20020830  644  0.2-  0.0     20131207  G96  0.1+  0.2+    20160827  F51  0.1+  0.1+
20020830  644  0.5+  0.3+    20131207  G96  0.2+  0.2-    20160827  F51  0.1+  0.2+
20080306  G96  0.5+  0.1-    20131207  G96  0.2-  0.3+    20160827  F51  0.1+  0.2+
20080306  G96  0.3+  0.1+    20131207  G96  0.5-  0.4+    20160902  W98  0.2+  0.2+
20080306  G96  0.4-  0.1+    20150310  G96  0.6+  0.1+    20160902  W98  0.8-  0.1-
20080306  G96  0.1+  0.4-    20150310  G96  0.3+  0.3-    20160902  W98  0.9-  0.9-
20080306  291  0.5-  0.6+    20150310  G96  1.1+  0.1-

Last observed on 2016 Oct. 19. Perturbed ephemeris below based on elements from MPEC 2016-U23. 

Links

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Letzte Änderung: 20. Oktober 2016 (Harald Bill)