[amsat-bb] Re: DELFI C3 Close Approach Message

Peter Portanova wb2oqq at verizon.net
Tue Apr 10 18:53:20 PDT 2012



-----Original Message----- 
From: JSpOC/Space Correspondence
Sent: Tuesday, April 10, 2012 8:58 PM
To: Peter Portanova
Cc: Dewitt, James L CTR USAF AFSPC 614 AOC/OL-D ; Petruna, Stacey L CTR USAF 
AFSPC 614 AOC/OL-D ; JSpOC/Space Correspondence
Subject: DELFI C3 Close Approach Message


The United States Joint Space Operations Center (JSpOC) has identified a
predicted conjunction between DELFI C3 (SCC# 32789) and SCC# 31461.

Primary Object: DELFI C3 (SCC# 32789)
Secondary Object: SCC# 31461
Time of Closest Approach: 13 APR 2012 19:28 UTC

Overall miss distance: 883 meters
Radial (dU) miss distance: 123 meters
In-Track (dV) miss distance: -535 meters
Cross-track (dW) miss distance: 693 meters

Primary Radial Error (U): 18 meters
Primary In-track Error (V): 1205 meters
Primary Cross-track Error (W): 6 meters

Secondary Radial Error (U): 241 meters
Secondary In-track Error (V): 21408 meters
Secondary Cross-track Error (W): 81 meters

Very Respectfully,

JSpOC Orbital Protection Team
Joint Space Operations Center
Vandenberg Air Force Base, California USA

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