Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    9.590351E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T14:44:18+0800
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    1 Object 1

    AOE ID 51863
    NORAD ID 51863
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 64768
    NORAD ID 64768
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3555 STARLINK-34609
    Time of Closest Approach 2026-10-21T03:17:50+0000
    Collision Probability (Pc) 9.590351E-5
    Conjunction Distance (km) 0.641 km
    Relative Speed (km/s) 12.006 km/s
    Conjunction Risk Parameters R (Radial): 0.638 | I (In-track): 0.035 | C (Cross-track): 0.058
    Collision Risk Index (CRI) 0.75
    X Position (km) 2140.305 2140.169
    Position Y (km) 6274.551 6273.947
    Position Z (km) 1681.866 1681.702
    Velocity X (km/s) -4.949 -3.991
    Velocity Y (km/s) 0.12 2.93
    Velocity Z (km/s) 5.816 -5.816

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3555 STARLINK-34609
    Semimajor Axis (a) 6840.892 km 6840.778 km
    Eccentricity (e) 0.000117 0.000135
    Inclination (i) 53.1606° 53.1585°
    RAAN 70.5715° 275.0601°
    Perigee Argument 84.7466° 80.8935°
    Mean Anomaly (M) 275.3670° 279.2220°
    Apogee 463.559 km 463.565 km
    Perigee 461.951 km 461.717 km
    Orbit Epoch 2026-10-18T22:04:06+0000 2026-10-18T08:56:32+0000

    STARLINK-3555 & STARLINK-34609 Collision Probability (Pc) Trend

    STARLINK-3555 & STARLINK-34609 Collision Probability (Pc) TrendNot Available

    STARLINK-3555 & STARLINK-34609 Miss Distance (Miss Distance) Trend

    STARLINK-3555 & STARLINK-34609 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3555Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34609Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3555Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34609Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3555

    No nearby objects data