Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    5.011548E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T20:59:46+0800
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    1 Object 1

    AOE ID 58383
    NORAD ID 58383
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 61781
    NORAD ID 61781
    Object Type UNKNOWN
    Country
    TBD TBD

    Conjunction Constraints

    Parameter STARLINK-30921 OBJECT AY
    Time of Closest Approach 2026-10-28T08:15:17+0000
    Collision Probability (Pc) 5.011548E-6
    Conjunction Distance (km) 1.642 km
    Relative Speed (km/s) 14.745 km/s
    Conjunction Risk Parameters R (Radial): 1.636 | I (In-track): -0.039 | C (Cross-track): -0.124
    Collision Risk Index (CRI) 0.49
    X Position (km) -6581.908 -6583.463
    Position Y (km) 1453.707 1454.176
    Position Z (km) 1165.531 1165.766
    Velocity X (km/s) -2.019 1.481
    Velocity Y (km/s) -4.311 0.677
    Velocity Z (km/s) -5.972 7.454

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30921 OBJECT AY
    Semimajor Axis (a) 6840.876 km 6831.843 km
    Eccentricity (e) 0.000165 0.001277
    Inclination (i) 53.1623° 97.2764°
    RAAN 1.8353° 167.7770°
    Perigee Argument 64.8111° 185.5400°
    Mean Anomaly (M) 295.3062° 174.5706°
    Apogee 463.866 km 462.433 km
    Perigee 461.612 km 444.979 km
    Orbit Epoch 2026-10-26T21:08:09+0000 2026-10-27T07:13:08+0000

    STARLINK-30921 & OBJECT AY Collision Probability (Pc) Trend

    STARLINK-30921 & OBJECT AY Collision Probability (Pc) TrendNot Available

    STARLINK-30921 & OBJECT AY Miss Distance (Miss Distance) Trend

    STARLINK-30921 & OBJECT AY Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30921Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OBJECT AYMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30921Collision Probability Trend

    Object 1 Probability TrendNot Available

    OBJECT AYCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30921

    No nearby objects data