Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.029861E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T03:25:29+0800
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    1 Object 1

    AOE ID 57984
    NORAD ID 57984
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59892
    NORAD ID 59892
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30516 STARLINK-31977
    Time of Closest Approach 2026-10-29T13:42:01+0000
    Collision Probability (Pc) 2.029861E-6
    Conjunction Distance (km) 2.036 km
    Relative Speed (km/s) 9.187 km/s
    Conjunction Risk Parameters R (Radial): 0.553 | I (In-track): 1.562 | C (Cross-track): -1.183
    Collision Risk Index (CRI) 0.41
    X Position (km) 519.513 517.602
    Position Y (km) 6267.055 6267.721
    Position Z (km) -2748.137 -2748.361
    Velocity X (km/s) -5.91 -6.213
    Velocity Y (km/s) 2.335 -1.332
    Velocity Z (km/s) 4.209 -4.208

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30516 STARLINK-31977
    Semimajor Axis (a) 6861.521 km 6860.345 km
    Eccentricity (e) 0.000316 0.000458
    Inclination (i) 43.0003° 42.9996°
    RAAN 126.4884° 250.4667°
    Perigee Argument 256.7676° 303.6777°
    Mean Anomaly (M) 103.2824° 56.3638°
    Apogee 485.551 km 485.348 km
    Perigee 481.217 km 479.068 km
    Orbit Epoch 2026-10-27T05:21:26+0000 2026-10-27T05:50:41+0000

    STARLINK-30516 & STARLINK-31977 Collision Probability (Pc) Trend

    STARLINK-30516 & STARLINK-31977 Collision Probability (Pc) TrendNot Available

    STARLINK-30516 & STARLINK-31977 Miss Distance (Miss Distance) Trend

    STARLINK-30516 & STARLINK-31977 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30516Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31977Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30516Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31977Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30516

    No nearby objects data