Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.07296E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T23:14:21+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 62902
    NORAD ID 62902
    Object Type PAYLOAD
    Country
    CIS CIS
    VS

    2 Object 2

    Name GRUS-3F
    AOE ID 69894
    NORAD ID 69894
    Object Type PAYLOAD
    Country
    JP JP

    Conjunction Constraints

    Parameter COSMOS 2581 GRUS-3F
    Time of Closest Approach 2026-09-13T01:55:37+0000
    Collision Probability (Pc) 2.07296E-6
    Conjunction Distance (km) 2.307 km
    Relative Speed (km/s) 15.046 km/s
    Conjunction Risk Parameters R (Radial): -1.49 | I (In-track): 0.133 | C (Cross-track): 1.755
    Collision Risk Index (CRI) 0.41
    X Position (km) -137.291 -137.924
    Position Y (km) -969.125 -970.968
    Position Z (km) -6905.092 -6906.326
    Velocity X (km/s) 7.285 -6.876
    Velocity Y (km/s) -1.961 3.104
    Velocity Z (km/s) 0.126 -0.298

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2581 GRUS-3F
    Semimajor Axis (a) 6959.998 km 6971.018 km
    Eccentricity (e) 0.001127 0.000429
    Inclination (i) 81.9991° 97.7474°
    RAAN 346.1494° 154.4891°
    Perigee Argument 125.6177° 293.2541°
    Mean Anomaly (M) 234.6094° 66.8226°
    Apogee 589.706 km 595.873 km
    Perigee 574.016 km 589.889 km
    Orbit Epoch 2026-09-11T18:12:08+0000 2026-09-12T03:48:01+0000

    COSMOS 2581 & GRUS-3F Collision Probability (Pc) Trend

    COSMOS 2581 & GRUS-3F Collision Probability (Pc) TrendNot Available

    COSMOS 2581 & GRUS-3F Miss Distance (Miss Distance) Trend

    COSMOS 2581 & GRUS-3F Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2581Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    GRUS-3FMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2581Collision Probability Trend

    Object 1 Probability TrendNot Available

    GRUS-3FCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2581

    No nearby objects data