Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.729327E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-22T05:36:53+0800
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    1 Object 1

    AOE ID 51717
    NORAD ID 51717
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 53675
    NORAD ID 53675
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3445 STARLINK-4617
    Time of Closest Approach 2026-10-21T23:39:29+0000
    Collision Probability (Pc) 1.729327E-6
    Conjunction Distance (km) 2.505 km
    Relative Speed (km/s) 14.519 km/s
    Conjunction Risk Parameters R (Radial): -2.465 | I (In-track): 0.138 | C (Cross-track): -0.419
    Collision Risk Index (CRI) 0.4
    X Position (km) 5752.145 5750.07
    Position Y (km) -1328.44 -1327.553
    Position Z (km) -3480.269 -3479.184
    Velocity X (km/s) 3.9 -3.98
    Velocity Y (km/s) 4.546 -0.232
    Velocity Z (km/s) 4.719 -6.5

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3445 STARLINK-4617
    Semimajor Axis (a) 6848.852 km 6843.700 km
    Eccentricity (e) 0.000164 0.000208
    Inclination (i) 53.1603° 97.2840°
    RAAN 16.5344° 170.9652°
    Perigee Argument 65.0680° 87.8540°
    Mean Anomaly (M) 295.0492° 272.2941°
    Apogee 471.840 km 466.984 km
    Perigee 469.590 km 464.142 km
    Orbit Epoch 2026-10-21T06:36:13+0000 2026-10-21T14:54:42+0000

    STARLINK-3445 & STARLINK-4617 Collision Probability (Pc) Trend

    STARLINK-3445 & STARLINK-4617 Collision Probability (Pc) TrendNot Available

    STARLINK-3445 & STARLINK-4617 Miss Distance (Miss Distance) Trend

    STARLINK-3445 & STARLINK-4617 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3445Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4617Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3445Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4617Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3445

    No nearby objects data