Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    3.489764E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T03:19:44+0800
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    1 Object 1

    AOE ID 52560
    NORAD ID 52560
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 65221
    NORAD ID 65221
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3956 STARLINK-34974
    Time of Closest Approach 2026-10-20T11:02:38+0000
    Collision Probability (Pc) 3.489764E-7
    Conjunction Distance (km) 2.667 km
    Relative Speed (km/s) 0.618 km/s
    Conjunction Risk Parameters R (Radial): 2.661 | I (In-track): 0.184 | C (Cross-track): 0.013
    Collision Risk Index (CRI) 0.26
    X Position (km) 49.104 49.307
    Position Y (km) -4100.201 -4101.792
    Position Z (km) 5461.897 5464.028
    Velocity X (km/s) 7.637 7.63
    Velocity Y (km/s) -0.157 0.337
    Velocity Z (km/s) -0.186 0.183

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3956 STARLINK-34974
    Semimajor Axis (a) 6837.878 km 6840.748 km
    Eccentricity (e) 0.000134 0.000135
    Inclination (i) 53.1578° 53.1568°
    RAAN 184.2512° 190.0327°
    Perigee Argument 88.7718° 98.7514°
    Mean Anomaly (M) 271.3439° 261.3641°
    Apogee 460.661 km 463.534 km
    Perigee 458.821 km 461.688 km
    Orbit Epoch 2026-10-19T01:50:22+0000 2026-10-19T01:50:04+0000

    STARLINK-3956 & STARLINK-34974 Collision Probability (Pc) Trend

    STARLINK-3956 & STARLINK-34974 Collision Probability (Pc) TrendNot Available

    STARLINK-3956 & STARLINK-34974 Miss Distance (Miss Distance) Trend

    STARLINK-3956 & STARLINK-34974 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3956Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34974Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3956Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34974Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3956

    No nearby objects data