Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.427755E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T03:35:15+0800
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    1 Object 1

    Name ST5-C
    AOE ID 28982
    NORAD ID 28982
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 62833
    NORAD ID 62833
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ST5-C STARLINK-11554
    Time of Closest Approach 2026-10-23T01:58:30+0000
    Collision Probability (Pc) 1.427755E-6
    Conjunction Distance (km) 2.798 km
    Relative Speed (km/s) 14.143 km/s
    Conjunction Risk Parameters R (Radial): -1.303 | I (In-track): 1 | C (Cross-track): -2.265
    Collision Risk Index (CRI) 0.38
    X Position (km) -1345.991 -1344.279
    Position Y (km) -5074.402 -5074.916
    Position Z (km) -4219.431 -4217.279
    Velocity X (km/s) -3.733 7.403
    Velocity Y (km/s) -3.55 -0.238
    Velocity Z (km/s) 5.991 -2.073

    Orbital Parameters 国际轨道数据源

    Parameter ST5-C STARLINK-11554
    Semimajor Axis (a) 7129.752 km 6734.502 km
    Eccentricity (e) 0.069890 0.000182
    Inclination (i) 105.4542° 42.9999°
    RAAN 237.1514° 32.3731°
    Perigee Argument 4.8748° 275.8330°
    Mean Anomaly (M) 355.8778° 84.2330°
    Apogee 1249.916 km 357.593 km
    Perigee 253.314 km 355.137 km
    Orbit Epoch 2026-10-20T05:53:51+0000 2026-10-20T07:20:08+0000

    ST5-C & STARLINK-11554 Collision Probability (Pc) Trend

    ST5-C & STARLINK-11554 Collision Probability (Pc) TrendNot Available

    ST5-C & STARLINK-11554 Miss Distance (Miss Distance) Trend

    ST5-C & STARLINK-11554 Miss Distance (Miss Distance) TrendNot Available

    ST5-CMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-11554Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ST5-CCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-11554Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ST5-C

    No nearby objects data