Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    6.90709E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T10:56:20+0800
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    1 Object 1

    AOE ID 53964
    NORAD ID 53964
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 68258
    NORAD ID 68258
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4633 STARLINK-36890
    Time of Closest Approach 2026-10-21T20:36:26+0000
    Collision Probability (Pc) 6.90709E-6
    Conjunction Distance (km) 1.193 km
    Relative Speed (km/s) 5.011 km/s
    Conjunction Risk Parameters R (Radial): 1.193 | I (In-track): -0.008 | C (Cross-track): -0.005
    Collision Risk Index (CRI) 0.52
    X Position (km) -3796.681 -3796.016
    Position Y (km) -2120.094 -2119.735
    Position Z (km) -5288.313 -5287.39
    Velocity X (km/s) 1.822 5.201
    Velocity Y (km/s) -7.23 -5.344
    Velocity Z (km/s) 1.592 -1.592

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4633 STARLINK-36890
    Semimajor Axis (a) 6840.875 km 6840.790 km
    Eccentricity (e) 0.000158 0.000064
    Inclination (i) 53.1568° 53.1562°
    RAAN 287.0618° 336.1203°
    Perigee Argument 71.7791° 26.9459°
    Mean Anomaly (M) 288.3383° 333.1576°
    Apogee 463.819 km 463.089 km
    Perigee 461.657 km 462.217 km
    Orbit Epoch 2026-10-19T06:24:09+0000 2026-10-19T03:24:43+0000

    STARLINK-4633 & STARLINK-36890 Collision Probability (Pc) Trend

    STARLINK-4633 & STARLINK-36890 Collision Probability (Pc) TrendNot Available

    STARLINK-4633 & STARLINK-36890 Miss Distance (Miss Distance) Trend

    STARLINK-4633 & STARLINK-36890 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4633Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36890Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4633Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36890Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4633

    No nearby objects data