Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.956901E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T15:01:54+0800
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    1 Object 1

    AOE ID 55665
    NORAD ID 55665
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    Name TROLL
    AOE ID 62658
    NORAD ID 62658
    Object Type PAYLOAD
    Country
    CZ CZ

    Conjunction Constraints

    Parameter STARLINK-5474 TROLL
    Time of Closest Approach 2026-10-21T23:22:02+0000
    Collision Probability (Pc) 2.956901E-6
    Conjunction Distance (km) 1.744 km
    Relative Speed (km/s) 8.704 km/s
    Conjunction Risk Parameters R (Radial): 1.48 | I (In-track): -0.754 | C (Cross-track): -0.53
    Collision Risk Index (CRI) 0.44
    X Position (km) -2962.3 -2960.866
    Position Y (km) -30.065 -30.333
    Position Z (km) -6183.498 -6182.542
    Velocity X (km/s) 4.255 6.534
    Velocity Y (km/s) -5.99 2.333
    Velocity Z (km/s) -2.009 -3.141

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5474 TROLL
    Semimajor Axis (a) 6852.773 km 6847.607 km
    Eccentricity (e) 0.000413 0.000047
    Inclination (i) 69.9993° 97.3814°
    RAAN 318.8299° 13.7739°
    Perigee Argument 264.0641° 68.7834°
    Mean Anomaly (M) 96.0064° 291.3458°
    Apogee 477.465 km 469.792 km
    Perigee 471.807 km 469.148 km
    Orbit Epoch 2026-10-19T01:14:26+0000 2026-10-19T10:44:13+0000

    STARLINK-5474 & TROLL Collision Probability (Pc) Trend

    STARLINK-5474 & TROLL Collision Probability (Pc) TrendNot Available

    STARLINK-5474 & TROLL Miss Distance (Miss Distance) Trend

    STARLINK-5474 & TROLL Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5474Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TROLLMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5474Collision Probability Trend

    Object 1 Probability TrendNot Available

    TROLLCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5474

    No nearby objects data