Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.572735E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-06T20:33:13+0800
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    1 Object 1

    AOE ID 35594
    NORAD ID 35594
    Object Type DEBRIS
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 56494
    NORAD ID 56494
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 2251 DEB STARLINK-5530
    Time of Closest Approach 2026-09-06T15:50:27+0000
    Collision Probability (Pc) 1.572735E-6
    Conjunction Distance (km) 2.332 km
    Relative Speed (km/s) 9.876 km/s
    Conjunction Risk Parameters R (Radial): 0.335 | I (In-track): 1.755 | C (Cross-track): 1.5
    Collision Risk Index (CRI) 0.39
    X Position (km) -1364.491 -1366.329
    Position Y (km) -2526.854 -2525.433
    Position Z (km) -6334.249 -6334.052
    Velocity X (km/s) 2.091 7.347
    Velocity Y (km/s) -6.896 0.409
    Velocity Z (km/s) 2.319 -1.749

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2251 DEB STARLINK-5530
    Semimajor Axis (a) 6962.432 km 6950.051 km
    Eccentricity (e) 0.002979 0.000321
    Inclination (i) 73.8032° 70.0039°
    RAAN 283.8043° 9.6063°
    Perigee Argument 337.0422° 248.9459°
    Mean Anomaly (M) 22.9427° 111.1357°
    Apogee 605.035 km 574.144 km
    Perigee 563.555 km 569.684 km
    Orbit Epoch 2026-09-05T12:50:43+0000 2026-09-06T01:53:08+0000

    COSMOS 2251 DEB & STARLINK-5530 Collision Probability (Pc) Trend

    COSMOS 2251 DEB & STARLINK-5530 Collision Probability (Pc) TrendNot Available

    COSMOS 2251 DEB & STARLINK-5530 Miss Distance (Miss Distance) Trend

    COSMOS 2251 DEB & STARLINK-5530 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5530Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5530Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2251 DEB

    No nearby objects data