Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.973282E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T13:43:12+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 66389
    NORAD ID 66389
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3551 STARLINK-35694
    Time of Closest Approach 2026-10-22T07:42:42+0000
    Collision Probability (Pc) 1.973282E-6
    Conjunction Distance (km) 2.213 km
    Relative Speed (km/s) 11.995 km/s
    Conjunction Risk Parameters R (Radial): -1.011 | I (In-track): -1.217 | C (Cross-track): 1.546
    Collision Risk Index (CRI) 0.41
    X Position (km) 4269.136 4270.008
    Position Y (km) 5059.428 5057.41
    Position Z (km) 1719.319 1719.065
    Velocity X (km/s) -4.592 -2.636
    Velocity Y (km/s) 1.892 4.211
    Velocity Z (km/s) 5.803 -5.802

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3551 STARLINK-35694
    Semimajor Axis (a) 6840.875 km 6840.880 km
    Eccentricity (e) 0.000079 0.000261
    Inclination (i) 53.1612° 53.1563°
    RAAN 52.3359° 253.6811°
    Perigee Argument 87.0832° 86.2484°
    Mean Anomaly (M) 273.0261° 273.8817°
    Apogee 463.278 km 464.532 km
    Perigee 462.198 km 460.954 km
    Orbit Epoch 2026-10-19T09:17:09+0000 2026-10-19T14:55:13+0000

    STARLINK-3551 & STARLINK-35694 Collision Probability (Pc) Trend

    STARLINK-3551 & STARLINK-35694 Collision Probability (Pc) TrendNot Available

    STARLINK-3551 & STARLINK-35694 Miss Distance (Miss Distance) Trend

    STARLINK-3551 & STARLINK-35694 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3551Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35694Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3551Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35694Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3551

    No nearby objects data