Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    3.547718E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T14:40:17+0800
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    1 Object 1

    AOE ID 20775
    NORAD ID 20775
    Object Type ROCKET BODY
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 52116
    NORAD ID 52116
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SL-8 R/B STARLINK-3735
    Time of Closest Approach 2026-09-13T16:34:58+0000
    Collision Probability (Pc) 3.547718E-5
    Conjunction Distance (km) 0.906 km
    Relative Speed (km/s) 13.45 km/s
    Conjunction Risk Parameters R (Radial): -0.389 | I (In-track): 0.397 | C (Cross-track): -0.715
    Collision Risk Index (CRI) 0.66
    X Position (km) 299.506 298.712
    Position Y (km) 5454.315 5453.878
    Position Z (km) 4109.646 4109.636
    Velocity X (km/s) -1.451 -5.557
    Velocity Y (km/s) -4.69 3.351
    Velocity Z (km/s) 5.938 -4.031

    Orbital Parameters 国际轨道数据源

    Parameter SL-8 R/B STARLINK-3735
    Semimajor Axis (a) 6960.940 km 6840.885 km
    Eccentricity (e) 0.034188 0.000116
    Inclination (i) 82.8969° 53.1607°
    RAAN 83.1210° 311.6690°
    Perigee Argument 104.2728° 91.9080°
    Mean Anomaly (M) 259.6712° 268.2055°
    Apogee 820.781 km 463.539 km
    Perigee 344.825 km 461.957 km
    Orbit Epoch 2026-09-11T21:02:36+0000 2026-09-11T10:51:45+0000

    SL-8 R/B & STARLINK-3735 Collision Probability (Pc) Trend

    SL-8 R/B & STARLINK-3735 Collision Probability (Pc) TrendNot Available

    SL-8 R/B & STARLINK-3735 Miss Distance (Miss Distance) Trend

    SL-8 R/B & STARLINK-3735 Miss Distance (Miss Distance) TrendNot Available

    SL-8 R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-3735Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SL-8 R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-3735Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SL-8 R/B

    No nearby objects data