Re-entered 2019-06-10Rocket body

DELTA 1 R/B(2)

NORAD: 9864
COSPAR: 1977-018B

OrbitalWiki publishes live orbits for active satellites only. This object is in the full catalogue: who launched it, what it is and its last published orbit are below, but there are no current orbital elements for it here.

Is it working?

Sources agree

Source	What it says	Date
CelesTrak SATCAT	Decayed or deorbited	2019-06-10
GCAT (J. McDowell)	Re-entered	2019-06-10

Each line is one source and what it says. Where they disagree, both are shown; OrbitalWiki does not pick a winner.

Spacecraft

Built by: Thiokol-Elkton
Owner: NASA Goddard Space Flight Center
Platform (bus): Star 37
Mass at launch: 1,123 kg(estimate, good to about 20%)
Dry mass: 83 kg
Total mass with attached parts: 83 kg(estimate, good to about 20%)
Length: 1.7 m
Diameter: 0.9 m
Span with arrays and booms: 1.7 m
Shape: Sphere + Cone

From GCAT by Jonathan McDowell (CC BY 4.0), record S09864, checked 2026-11-05. About this source

Launch

Launch date: 1977-03-10
Rocket: Delta 2914
Flight: Palapa A2
Mission name: Palapa A2
Launch site: CC, LC17A
Launched by: NASA Goddard Space Flight Center
Rocket performance: Success
Launch designator: 1977-018

From the GCAT launch log, launch 1977-018, checked 2026-11-05. About this source

Catalogue record

Object type: Rocket body
Owner code: US
Launch date: 1977-03-10
Re-entered: 2019-06-10
Period: 87.7 min
Inclination: 24.29°
Apogee: 194 km
Perigee: 124 km
Radar cross-section: 2.017 m²

From CelesTrak SATCAT, checked 2026-11-05. About this source

Where it came from

Parent object: DELTA 1 R/B(1) (NORAD 9866)
Catalogued pieces that came from it: 2

The object this one was attached to at launch, or broke off from, as GCAT records it.

Everything from this launch

Debris3 in total, 1 still in orbit
Payload1 in total, 1 still in orbit
Rocket body2 in total, 0 still in orbit