Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    3.108249E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T07:33:04+0800
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    1 Object 1

    AOE ID 52999
    NORAD ID 52999
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 68960
    NORAD ID 68960
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4217 STARLINK-36978
    Time of Closest Approach 2026-10-22T01:30:06+0000
    Collision Probability (Pc) 3.108249E-5
    Conjunction Distance (km) 0.918 km
    Relative Speed (km/s) 11.869 km/s
    Conjunction Risk Parameters R (Radial): 0.853 | I (In-track): -0.21 | C (Cross-track): -0.267
    Collision Risk Index (CRI) 0.65
    X Position (km) -3463.272 -3463.13
    Position Y (km) 5528.972 5528.103
    Position Z (km) -2068.89 -2068.628
    Velocity X (km/s) -5.017 -3.119
    Velocity Y (km/s) -1.032 -4.063
    Velocity Z (km/s) 5.658 -5.659

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4217 STARLINK-36978
    Semimajor Axis (a) 6840.883 km 6840.799 km
    Eccentricity (e) 0.000131 0.000248
    Inclination (i) 53.1590° 53.1555°
    RAAN 148.5902° 302.4939°
    Perigee Argument 95.7431° 93.0580°
    Mean Anomaly (M) 264.3720° 267.0707°
    Apogee 463.641 km 464.361 km
    Perigee 461.851 km 460.963 km
    Orbit Epoch 2026-10-19T07:56:28+0000 2026-10-19T00:43:12+0000

    STARLINK-4217 & STARLINK-36978 Collision Probability (Pc) Trend

    STARLINK-4217 & STARLINK-36978 Collision Probability (Pc) TrendNot Available

    STARLINK-4217 & STARLINK-36978 Miss Distance (Miss Distance) Trend

    STARLINK-4217 & STARLINK-36978 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4217Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36978Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4217Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36978Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4217

    No nearby objects data