Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    7.944482E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-29T17:53:05+0800
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    1 Object 1

    AOE ID 55757
    NORAD ID 55757
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 57257
    NORAD ID 57257
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5544 STARLINK-5503
    Time of Closest Approach 2026-10-30T07:52:28+0000
    Collision Probability (Pc) 7.944482E-6
    Conjunction Distance (km) 1.352 km
    Relative Speed (km/s) 11.39 km/s
    Conjunction Risk Parameters R (Radial): 0.969 | I (In-track): -0.628 | C (Cross-track): -0.702
    Collision Risk Index (CRI) 0.53
    X Position (km) -5805.789 -5806.406
    Position Y (km) 316.66 317.591
    Position Z (km) 3633.062 3633.822
    Velocity X (km/s) -3.866 1.686
    Velocity Y (km/s) -2.868 -6.681
    Velocity Z (km/s) -5.914 3.271

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5544 STARLINK-5503
    Semimajor Axis (a) 6857.388 km 6861.236 km
    Eccentricity (e) 0.000363 0.000186
    Inclination (i) 70.0002° 42.9947°
    RAAN 14.8621° 144.4054°
    Perigee Argument 279.6889° 261.1562°
    Mean Anomaly (M) 246.8095° 98.9079°
    Apogee 481.741 km 484.377 km
    Perigee 476.761 km 481.821 km
    Orbit Epoch 2026-10-28T12:00:02+0000 2026-10-28T14:51:03+0000

    STARLINK-5544 & STARLINK-5503 Collision Probability (Pc) Trend

    STARLINK-5544 & STARLINK-5503 Collision Probability (Pc) TrendNot Available

    STARLINK-5544 & STARLINK-5503 Miss Distance (Miss Distance) Trend

    STARLINK-5544 & STARLINK-5503 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5544Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5503Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5544Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5503Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5544

    No nearby objects data