Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.910021E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T21:28:10+0800
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    1 Object 1

    AOE ID 54091
    NORAD ID 54091
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66114
    NORAD ID 66114
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5221 STARLINK-35496
    Time of Closest Approach 2026-10-30T17:40:40+0000
    Collision Probability (Pc) 1.910021E-6
    Conjunction Distance (km) 1.649 km
    Relative Speed (km/s) 3.347 km/s
    Conjunction Risk Parameters R (Radial): 1.353 | I (In-track): 0.921 | C (Cross-track): -0.207
    Collision Risk Index (CRI) 0.41
    X Position (km) 543.591 544.633
    Position Y (km) -4172.414 -4173.116
    Position Z (km) -5397.315 -5398.382
    Velocity X (km/s) 7.548 7.206
    Velocity Y (km/s) -0.347 2.271
    Velocity Z (km/s) 1.029 -1.028

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5221 STARLINK-35496
    Semimajor Axis (a) 6837.861 km 6840.787 km
    Eccentricity (e) 0.000125 0.000064
    Inclination (i) 53.1591° 53.1589°
    RAAN 4.7229° 38.1819°
    Perigee Argument 86.1504° 337.2643°
    Mean Anomaly (M) 78.2290° 22.8331°
    Apogee 460.581 km 463.090 km
    Perigee 458.867 km 462.210 km
    Orbit Epoch 2026-10-27T22:00:02+0000 2026-10-27T13:31:03+0000

    STARLINK-5221 & STARLINK-35496 Collision Probability (Pc) Trend

    STARLINK-5221 & STARLINK-35496 Collision Probability (Pc) TrendNot Available

    STARLINK-5221 & STARLINK-35496 Miss Distance (Miss Distance) Trend

    STARLINK-5221 & STARLINK-35496 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5221Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35496Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5221Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35496Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5221

    No nearby objects data