Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    5.043212E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T13:43:13+0800
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    1 Object 1

    AOE ID 51887
    NORAD ID 51887
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69376
    NORAD ID 69376
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3551 STARLINK-37485
    Time of Closest Approach 2026-10-20T20:47:16+0000
    Collision Probability (Pc) 5.043212E-6
    Conjunction Distance (km) 1.295 km
    Relative Speed (km/s) 4.734 km/s
    Conjunction Risk Parameters R (Radial): -0.238 | I (In-track): -1.208 | C (Cross-track): -0.398
    Collision Risk Index (CRI) 0.49
    X Position (km) 1660.693 1659.46
    Position Y (km) -3987.635 -3987.983
    Position Z (km) -5311.365 -5311.182
    Velocity X (km/s) 5.985 7.397
    Velocity Y (km/s) 4.481 1.09
    Velocity Z (km/s) -1.493 1.493

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3551 STARLINK-37485
    Semimajor Axis (a) 6840.875 km 6840.595 km
    Eccentricity (e) 0.000079 0.000142
    Inclination (i) 53.1612° 53.1602°
    RAAN 52.3359° 4.2938°
    Perigee Argument 87.0832° 104.6532°
    Mean Anomaly (M) 273.0261° 255.4628°
    Apogee 463.278 km 463.432 km
    Perigee 462.198 km 461.484 km
    Orbit Epoch 2026-10-19T09:17:09+0000 2026-10-19T21:40:16+0000

    STARLINK-3551 & STARLINK-37485 Collision Probability (Pc) Trend

    STARLINK-3551 & STARLINK-37485 Collision Probability (Pc) TrendNot Available

    STARLINK-3551 & STARLINK-37485 Miss Distance (Miss Distance) Trend

    STARLINK-3551 & STARLINK-37485 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3551Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37485Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3551Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37485Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3551

    No nearby objects data