RESURS O1-N4

Satellite information

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Satellite Type and Status

PAYLOADIN ORBIT

Key statistics

Satellite RESURS O1-N4 at a glance.

Uptime

9913

Days in orbit

Revolutions

≈ 14.2

Per day

Orbit

SSO

Sun Synchronous Orbit

Inclination

98.9

Latest

Satellite identification and parameters

Extended collection of information and parameters for RESURS O1-N4.

Object identification

Identified? True

Debris? False

Object name: RESURS O1-N4

International designator: 1998-043A

Object number (NORAD): 25394

Object ID (CCSDS): 25394

Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)

Current information (Y/N): Y

RCS size: LARGE

Orbital parameters

Period: 101.054 minutes

Inclination: 98.8989 deg

SMA: 7186.672 km

Apoapsis: 808.833 km

Periapsis: 808.242 km

RAAN: 204.6081 deg

Eccentricy: 0.00004113

Argument of periapsis: 222.9589 deg

Mean anomaly: 137.1558 deg

Mean motion: 14.2498731 rev/day

Mean motion (dot): 0.00000189 rev/day²

B* drag term: 0.00010019453 1/R_Earth

Two-line elements (TLE)

Creation date: Aug. 29, 2025, 2:15 a.m.

Reference frame: TEME

Reference center: EARTH

Epoch: Aug. 28, 2025, 10:09 p.m. UTC

TLE line 0: 0 RESURS O1-N4

TLE line 1: 1 25394U 98043A 25240.92307985 .00000189 00000-0 10019-3 0 9995

TLE line 2: 2 25394 98.8989 204.6081 0000411 222.9589 137.1558 14.24987310410701

Live tracking on map

Real-time ground track for satellite RESURS O1-N4.

In-orbit conjunctions

A list of the most updated potential collisions computed for object RESURS O1-N4.

Target	Orbit	TCA	Probability of collision	Miss distance	Type
CZ-4C DEB	SSO	2025-08-23 06:14:05	0.001209504	287.0 (m)	DEBRIS
COSMOS 1275 DEB	LEO	2025-06-30 14:36:16	0.0002478523	115.0 (m)	DEBRIS
CZ-6A DEB	SSO	2025-06-06 23:30:22	0.0001534106	449.0 (m)	DEBRIS
FENGYUN 1C DEB	SSO	2025-04-19 08:29:39	0.0001231022	403.0 (m)	DEBRIS
THOR ABLESTAR DEB	LEO	2025-03-26 00:43:41	0.0001239301	229.0 (m)	DEBRIS

Associated space launch

Resurs-O1 N4 or Resurs-O1 2 is the fourth earth observation satellite in the Russian Resurs-O1 program.

RESURS O1-N4 was lifted into orbit during the mission ‘Zenit-2 | Resurs-O1’, on board a Zenit-2 space rocket.

The launch took place on July 10, 1998, 6:30 a.m. from 45/1.

For more information about the launch, click the button.

Zenit-2 | Resurs-O1

Agency: N/A

Status: Launch Successful

Launch date: July 10, 1998, 6:30 a.m. UTC

Rocket: Zenit-2

Launch pad: 45/1

Location: Baikonur Cosmodrome, Republic of Kazakhstan

...

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