Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.375302E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T03:41:09+0800
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    1 Object 1

    AOE ID 53836
    NORAD ID 53836
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 56748
    NORAD ID 56748
    Object Type UNKNOWN
    Country
    KR KR

    Conjunction Constraints

    Parameter STARLINK-4778 OBJECT F
    Time of Closest Approach 2026-10-21T05:03:32+0000
    Collision Probability (Pc) 2.375302E-6
    Conjunction Distance (km) 2.152 km
    Relative Speed (km/s) 14.63 km/s
    Conjunction Risk Parameters R (Radial): -1.76 | I (In-track): -0.361 | C (Cross-track): -1.182
    Collision Risk Index (CRI) 0.43
    X Position (km) -4005.35 -4003.606
    Position Y (km) 4712.79 4712.475
    Position Z (km) 2933.862 2932.642
    Velocity X (km/s) -5.45 2.94
    Velocity Y (km/s) -1.409 -1.758
    Velocity Z (km/s) -5.157 6.822

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4778 OBJECT F
    Semimajor Axis (a) 6848.872 km 6844.593 km
    Eccentricity (e) 0.000122 0.000417
    Inclination (i) 53.1598° 97.5010°
    RAAN 340.7375° 132.0087°
    Perigee Argument 85.4529° 303.9206°
    Mean Anomaly (M) 274.6612° 56.1640°
    Apogee 471.572 km 469.308 km
    Perigee 469.898 km 463.604 km
    Orbit Epoch 2026-10-19T03:52:18+0000 2026-10-19T07:31:18+0000

    STARLINK-4778 & OBJECT F Collision Probability (Pc) Trend

    STARLINK-4778 & OBJECT F Collision Probability (Pc) TrendNot Available

    STARLINK-4778 & OBJECT F Miss Distance (Miss Distance) Trend

    STARLINK-4778 & OBJECT F Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4778Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OBJECT FMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4778Collision Probability Trend

    Object 1 Probability TrendNot Available

    OBJECT FCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4778

    No nearby objects data