Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.506913E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T07:17:04+0800
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    1 Object 1

    AOE ID 44621
    NORAD ID 44621
    Object Type DEBRIS
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 55634
    NORAD ID 55634
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter VOLGA DEB STARLINK-5500
    Time of Closest Approach 2026-09-05T00:00:18+0000
    Collision Probability (Pc) 1.506913E-6
    Conjunction Distance (km) 2.747 km
    Relative Speed (km/s) 14.828 km/s
    Conjunction Risk Parameters R (Radial): -2.011 | I (In-track): -0.376 | C (Cross-track): 1.832
    Collision Risk Index (CRI) 0.39
    X Position (km) -652.429 -654.019
    Position Y (km) -3886.757 -3885.995
    Position Z (km) 5721.945 5719.839
    Velocity X (km/s) -0.732 3.678
    Velocity Y (km/s) 6.276 -5.667
    Velocity Z (km/s) 4.177 -3.424

    Orbital Parameters 国际轨道数据源

    Parameter VOLGA DEB STARLINK-5500
    Semimajor Axis (a) 6954.226 km 6950.196 km
    Eccentricity (e) 0.000751 0.000273
    Inclination (i) 97.5747° 69.9993°
    RAAN 270.9530° 114.7741°
    Perigee Argument 340.4010° 265.6561°
    Mean Anomaly (M) 19.6923° 94.4286°
    Apogee 581.309 km 573.960 km
    Perigee 570.869 km 570.158 km
    Orbit Epoch 2026-09-04T07:42:49+0000 2026-09-04T01:02:44+0000

    VOLGA DEB & STARLINK-5500 Collision Probability (Pc) Trend

    VOLGA DEB & STARLINK-5500 Collision Probability (Pc) TrendNot Available

    VOLGA DEB & STARLINK-5500 Miss Distance (Miss Distance) Trend

    VOLGA DEB & STARLINK-5500 Miss Distance (Miss Distance) TrendNot Available

    VOLGA DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5500Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    VOLGA DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5500Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with VOLGA DEB

    No nearby objects data