Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    6.579711E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-31T11:40:47+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 43820
    NORAD ID 43820
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 45754
    NORAD ID 45754
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SEAHAWK-1 STARLINK-1477
    Time of Closest Approach 2026-10-31T16:48:16+0000
    Collision Probability (Pc) 6.579711E-6
    Conjunction Distance (km) 1.495 km
    Relative Speed (km/s) 14.143 km/s
    Conjunction Risk Parameters R (Radial): -1.485 | I (In-track): -0.05 | C (Cross-track): -0.152
    Collision Risk Index (CRI) 0.51
    X Position (km) -5052.87 -5051.799
    Position Y (km) 1019.025 1018.954
    Position Z (km) -4545.601 -4544.562
    Velocity X (km/s) 5.116 -4.152
    Velocity Y (km/s) 0.298 -5.392
    Velocity Z (km/s) -5.63 3.411

    Orbital Parameters 国际轨道数据源

    Parameter SEAHAWK-1 STARLINK-1477
    Semimajor Axis (a) 6869.768 km 6865.661 km
    Eccentricity (e) 0.000780 0.000227
    Inclination (i) 97.3784° 53.0188°
    RAAN 353.5684° 214.2575°
    Perigee Argument 182.2100° 72.4590°
    Mean Anomaly (M) 177.9105° 146.7329°
    Apogee 496.988 km 489.086 km
    Perigee 486.274 km 485.962 km
    Orbit Epoch 2026-10-30T02:02:02+0000 2026-10-30T20:00:03+0000

    SEAHAWK-1 & STARLINK-1477 Collision Probability (Pc) Trend

    SEAHAWK-1 & STARLINK-1477 Collision Probability (Pc) TrendNot Available

    SEAHAWK-1 & STARLINK-1477 Miss Distance (Miss Distance) Trend

    SEAHAWK-1 & STARLINK-1477 Miss Distance (Miss Distance) TrendNot Available

    SEAHAWK-1Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-1477Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SEAHAWK-1Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-1477Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SEAHAWK-1

    No nearby objects data