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Spacecraft
| NORAD ID | COSPAR ID | Name | Launch date | Flight ended | Status | Destination | Owner |
| NORAD ID | COSPAR ID | Name | Launch date | Flight ended | Status | Destination | Owner |
| 12201 | 1978-026AS | DELTA 1 DEB | 05 Mar 1978 | 14 Oct 2001 | Decayed | United States | |
| 12202 | 1978-026AT | DELTA 1 DEB | 05 Mar 1978 | 12 Nov 1983 | Decayed | United States | |
| 12203 | 1978-026AU | DELTA 1 DEB | 05 Mar 1978 | United States | |||
| 12204 | 1978-026AV | DELTA 1 DEB | 05 Mar 1978 | United States | |||
| 12205 | 1978-026AW | DELTA 1 DEB | 05 Mar 1978 | 20 Jul 1989 | Decayed | United States | |
| 12206 | 1978-026AX | DELTA 1 DEB | 05 Mar 1978 | United States | |||
| 12207 | 1978-026AY | DELTA 1 DEB | 05 Mar 1978 | 15 Jul 1984 | Decayed | United States | |
| 12208 | 1978-026AZ | DELTA 1 DEB | 05 Mar 1978 | 21 Oct 2001 | Decayed | United States | |
| 12209 | 1978-026BA | DELTA 1 DEB | 05 Mar 1978 | United States | |||
| 12210 | 1978-026BB | DELTA 1 DEB | 05 Mar 1978 | 11 Feb 1990 | Decayed | United States | |
| 12211 | 1978-026BC | DELTA 1 DEB | 05 Mar 1978 | United States | |||
| 12212 | 1978-026BD | DELTA 1 DEB | 05 Mar 1978 | United States | |||
| 12213 | 1978-026BE | DELTA 1 DEB | 05 Mar 1978 | 12 Aug 2004 | Decayed | United States | |
| 12214 | 1978-026BF | DELTA 1 DEB | 05 Mar 1978 | 28 Oct 2003 | Decayed | United States | |
| 12215 | 1978-026BG | DELTA 1 DEB | 05 Mar 1978 | 30 Sep 2006 | Decayed | United States | |
| 12216 | 1978-026BH | DELTA 1 DEB | 05 Mar 1978 | United States | |||
| 12217 | 1978-026BJ | DELTA 1 DEB | 05 Mar 1978 | United States | |||
| 12218 | 1978-026BK | DELTA 1 DEB | 05 Mar 1978 | United States | |||
| 12219 | 1978-026BL | DELTA 1 DEB | 05 Mar 1978 | 09 Aug 1989 | Decayed | United States | |
| 12220 | 1978-026BM | DELTA 1 DEB | 05 Mar 1978 | 13 Mar 1991 | Decayed | United States | |
| 12221 | 1978-026BN | DELTA 1 DEB | 05 Mar 1978 | 31 Jul 1994 | Decayed | United States | |
| 12222 | 1978-026BP | DELTA 1 DEB | 05 Mar 1978 | United States | |||
| 12223 | 1978-026BQ | DELTA 1 DEB | 05 Mar 1978 | United States | |||
| 12224 | 1978-026BR | DELTA 1 DEB | 05 Mar 1978 | 31 Dec 1992 | Decayed | United States | |
| 12225 | 1978-026BS | DELTA 1 DEB | 05 Mar 1978 | United States | |||
| 12226 | 1978-026BT | DELTA 1 DEB | 05 Mar 1978 | 07 Apr 2025 | Decayed | United States | |
| 12227 | 1978-026BU | DELTA 1 DEB | 05 Mar 1978 | United States | |||
| 12228 | 1978-026BV | DELTA 1 DEB | 05 Mar 1978 | 04 Oct 1990 | Decayed | United States | |
| 12229 | 1978-026BW | DELTA 1 DEB | 05 Mar 1978 | 03 May 1981 | Decayed | United States | |
| 12230 | 1978-026BX | DELTA 1 DEB | 05 Mar 1978 | United States | |||
| 12231 | 1978-026BY | DELTA 1 DEB | 05 Mar 1978 | 19 Mar 1993 | Decayed | United States | |
| 12232 | 1978-026BZ | DELTA 1 DEB | 05 Mar 1978 | 06 Apr 2014 | Decayed | United States | |
| 12233 | 1978-026CA | DELTA 1 DEB | 05 Mar 1978 | 12 Feb 1988 | Decayed | United States | |
| 12234 | 1978-026CB | DELTA 1 DEB | 05 Mar 1978 | United States | |||
| 12235 | 1978-026CC | DELTA 1 DEB | 05 Mar 1978 | 08 Feb 1989 | Decayed | United States | |
| 12236 | 1978-026CD | DELTA 1 DEB | 05 Mar 1978 | United States | |||
| 12237 | 1978-026CE | DELTA 1 DEB | 05 Mar 1978 | United States | |||
| 12238 | 1978-026CF | DELTA 1 DEB | 05 Mar 1978 | 15 Feb 1982 | Decayed | United States | |
| 12239 | 1978-026CG | DELTA 1 DEB | 05 Mar 1978 | 05 Feb 1982 | Decayed | United States | |
| 12240 | 1978-026CH | DELTA 1 DEB | 05 Mar 1978 | 15 Apr 1984 | Decayed | United States | |
| 12241 | 1978-026CJ | DELTA 1 DEB | 05 Mar 1978 | 10 Apr 1982 | Decayed | United States | |
| 12242 | 1978-026CK | DELTA 1 DEB | 05 Mar 1978 | United States | |||
| 12243 | 1978-026CL | DELTA 1 DEB | 05 Mar 1978 | 24 Nov 1995 | Decayed | United States | |
| 12244 | 1978-026CM | DELTA 1 DEB | 05 Mar 1978 | 17 Jun 1989 | Decayed | United States | |
| 12245 | 1978-026CN | DELTA 1 DEB | 05 Mar 1978 | 14 Jul 1989 | Decayed | United States | |
| 12246 | 1978-026CP | DELTA 1 DEB | 05 Mar 1978 | United States | |||
| 12247 | 1978-026CQ | DELTA 1 DEB | 05 Mar 1978 | 01 Jun 1988 | Decayed | United States | |
| 12248 | 1978-026CR | DELTA 1 DEB | 05 Mar 1978 | 16 Aug 1981 | Decayed | United States | |
| 12249 | 1978-026CS | DELTA 1 DEB | 05 Mar 1978 | 15 Apr 1989 | Decayed | United States | |
| 12250 | 1978-026CT | DELTA 1 DEB | 05 Mar 1978 | United States |