Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.715841E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-18T09:00:41+0800
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    1 Object 1

    AOE ID 56471
    NORAD ID 56471
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 64419
    NORAD ID 64419
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5521 STARLINK-34512
    Time of Closest Approach 2026-10-18T07:47:36+0000
    Collision Probability (Pc) 2.715841E-6
    Conjunction Distance (km) 1.679 km
    Relative Speed (km/s) 6.429 km/s
    Conjunction Risk Parameters R (Radial): -0.147 | I (In-track): -1.516 | C (Cross-track): -0.704
    Collision Risk Index (CRI) 0.44
    X Position (km) 2482.019 2482.541
    Position Y (km) -723.528 -721.938
    Position Z (km) 6343.168 6343.305
    Velocity X (km/s) -0.924 4.792
    Velocity Y (km/s) 7.472 5.807
    Velocity Z (km/s) 1.211 -1.213

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5521 STARLINK-34512
    Semimajor Axis (a) 6855.199 km 6855.145 km
    Eccentricity (e) 0.000265 0.000333
    Inclination (i) 69.9991° 70.0012°
    RAAN 283.2141° 229.9268°
    Perigee Argument 261.5345° 267.4924°
    Mean Anomaly (M) 98.5531° 92.5870°
    Apogee 478.876 km 479.293 km
    Perigee 475.248 km 474.723 km
    Orbit Epoch 2026-10-17T06:19:54+0000 2026-10-17T06:14:51+0000

    STARLINK-5521 & STARLINK-34512 Collision Probability (Pc) Trend

    STARLINK-5521 & STARLINK-34512 Collision Probability (Pc) TrendNot Available

    STARLINK-5521 & STARLINK-34512 Miss Distance (Miss Distance) Trend

    STARLINK-5521 & STARLINK-34512 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5521Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34512Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5521Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34512Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5521

    No nearby objects data