(322971) 2002 LO20


Beobachtungen und Bahndaten (englisch)

Observations:
     Bi0224   C2002 05 11.47925 19 33 44.82 -20 57 25.3          19.4 R      644
     Bi0224   C2002 05 11.48961 19 33 45.42 -20 57 26.8          19.6 R      644
     Bi0224   C2002 05 12.46373 19 34 43.93 -21 01 30.3          19.6 R      644
     Bi0224   C2002 05 12.47994 19 34 44.81 -21 01 34.8          19.0 R      644
     Bi0224   C2002 06 12.37302 19 48 49.20 -24 38 13.6          18.4 R      644
     Bi0224   C2002 06 12.38350 19 48 49.07 -24 38 19.6          18.5 R      644
     Bi0224   C2002 06 12.39404 19 48 48.95 -24 38 26.2          18.8 R      644
     Bi0224   C2002 06 17.35318 19 47 42.13 -25 29 04.8          18.4 R      644
     Bi0224   C2002 06 17.36497 19 47 41.82 -25 29 12.2          18.9 R      644
     Bi0224   C2002 06 17.38488 19 47 41.36 -25 29 25.0          18.9 R      644
     Bi0224   C2002 07 05.33141 19 36 47.90 -28 46 47.8          17.9 R      644
     Bi0224   C2002 07 05.33502 19 36 47.69 -28 46 50.2          18.3 R      644
     Bi0224   C2002 07 05.35360 19 36 46.70 -28 47 02.0          18.3 R      644
     Bi0224   C2002 07 05.35828 19 36 46.43 -28 47 05.4          18.1 R      644
     Bi0224   C2002 07 15.24851 19 28 01.76 -30 26 56.7          18.4        644
     Bi0224   C2002 07 15.26954 19 28 00.54 -30 27 08.6          19.2        644
     Bi0224   C2002 07 15.29075 19 27 59.30 -30 27 20.5          18.2        644

Station data:
(644) Palomar Mountain/NEAT (N33.35739 W116.85978).

Orbital elements:

(322971) 2002 LO20

Epoch 2012 Mar. 14.0 TT = JDT 2456000.5                 MPC
M 286.54691              (2000.0)            P               Q
n   0.28189172     Peri.  187.80170     +0.05661446     +0.98678582             T = 2456261.07199 JDT
a   2.3036394      Node    85.53439     -0.90759163     +0.11422900             q =     1.8177008
e   0.2109439      Incl.    8.75907     -0.41601951     -0.11491513    Earth MOID = 0.80162 AU
P   3.50           H   17.0           G   0.15           U   1
From 60 observations at 7 oppositions, 2002-2012, mean residual 0".43.
  
Residuals
20020511  644  0.3-  0.3-    20020715  644  0.1+  0.0     20090720  E12  0.1+  0.3-
20020511  644  0.3-  0.8+    20020715  644  0.1+  0.1-    20090720  E12  0.5+  0.5+
20020512  644  0.1+  0.0     20020715  644  0.1+  0.1-    20090720  E12  0.2+  0.3+
20020512  644  0.3-  0.3-    20031229  691  0.3+  0.2+    20090720  E12  0.2-  0.6+
20020606  704  0.7-  0.9+    20031229  691  0.1-  0.1+    20101213  G96  0.2+  0.2+
20020606  704  0.1-  0.3-    20031229  691  0.3+  0.1+    20101213  G96  0.4+  0.4+
20020606  704  0.1-  0.0     20050402  703  0.8-  0.9-    20101213  G96  0.2+  0.2+
20020608  704  0.3-  0.3+    20050402  703  0.5-  0.4+    20101213  G96  0.3+  0.2-
20020608  704  0.3-  0.7-    20050402  703 (0.6-  1.6-)   20120313  703  0.8-  0.6+
20020608  704  0.1-  0.9-    20050402  703  1.0+  0.0     20120313  703 (1.7-  0.0 )
20020608  704  0.6-  0.9-    20080101  691  0.4-  0.3+    20120313  703  0.0   0.4+
20020612  644  0.0   0.3+    20080101  691  0.2-  0.7+    20120313  703  0.3-  0.4-
20020612  644  0.1-  0.6+    20080101  691  0.1-  0.4+    20120316  F51  0.2+  0.1-
20020612  644  0.1-  0.3+    20080114  691  0.1+  0.1-    20120316  F51  0.3+  0.2-
20020617  644  0.6+  0.3+    20080114  691  0.4-  0.5+    20120316  F51  0.2+  0.2-
20020617  644  0.0   0.5+    20080114  691  0.3-  0.1-    20120316  F51  0.2+  0.1-
20020617  644  0.0   0.4+    20090625  E12  0.8-  1.0+    20120321  703  0.5-  0.2-
20020705  644  0.6+  0.4+    20090625  E12  0.9-  0.0     20120321  703  0.6+  0.4+
20020705  644  0.4+  0.4+    20090625  E12  0.3-  0.0     20120321  703  0.4-  0.0
20020705  644  0.7+  0.6+    20090625  E12  0.2+  0.2-    20120321  703  0.7-  1.2+
20020705  644  0.5+  0.3+    20090720  E12  0.0   0.4+

Last observed on 2012 Mar. 21. Perturbed ephemeris below based on elements from MPO 224877.

Discovery date : 2002 06 06
Discovery site : Socorro
Discoverer(s) : LINEAR

Links

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Letzte Änderung: 10. April 2012 (Harald Bill)