Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.013416E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T00:24:57+0800
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    1 Object 1

    AOE ID 51877
    NORAD ID 51877
    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-3556 STARLINK-35496
    Time of Closest Approach 2026-10-22T13:30:01+0000
    Collision Probability (Pc) 3.013416E-6
    Conjunction Distance (km) 1.345 km
    Relative Speed (km/s) 2.548 km/s
    Conjunction Risk Parameters R (Radial): 0.231 | I (In-track): 1.307 | C (Cross-track): -0.22
    Collision Risk Index (CRI) 0.45
    X Position (km) -3163.265 -3162.299
    Position Y (km) 2697 2697.917
    Position Z (km) 5423.034 5422.851
    Velocity X (km/s) -5.657 -4.119
    Velocity Y (km/s) -5.074 -6.387
    Velocity Z (km/s) -0.775 0.774

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3556 STARLINK-35496
    Semimajor Axis (a) 6840.871 km 6840.814 km
    Eccentricity (e) 0.000122 0.000077
    Inclination (i) 53.1611° 53.1601°
    RAAN 52.5202° 74.1147°
    Perigee Argument 85.1496° 76.4489°
    Mean Anomaly (M) 274.9645° 283.6599°
    Apogee 463.567 km 463.203 km
    Perigee 461.901 km 462.151 km
    Orbit Epoch 2026-10-19T08:28:44+0000 2026-10-19T21:03:09+0000

    STARLINK-3556 & STARLINK-35496 Collision Probability (Pc) Trend

    STARLINK-3556 & STARLINK-35496 Collision Probability (Pc) TrendNot Available

    STARLINK-3556 & STARLINK-35496 Miss Distance (Miss Distance) Trend

    STARLINK-3556 & STARLINK-35496 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3556Miss 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-3556Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35496Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3556

    No nearby objects data