Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.951345E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T01:55:59+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53205
    NORAD ID 53205
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 53807
    NORAD ID 53807
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4397 BLUEWALKER 3
    Time of Closest Approach 2026-10-28T03:00:25+0000
    Collision Probability (Pc) 4.951345E-6
    Conjunction Distance (km) 1.623 km
    Relative Speed (km/s) 13.744 km/s
    Conjunction Risk Parameters R (Radial): -1.137 | I (In-track): -0.496 | C (Cross-track): 1.046
    Collision Risk Index (CRI) 0.49
    X Position (km) -4576.64 -4577.852
    Position Y (km) -352.649 -353.664
    Position Z (km) 5044.255 5044.622
    Velocity X (km/s) -5.654 3.102
    Velocity Y (km/s) 1.009 -6.581
    Velocity Z (km/s) -5.046 2.345

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4397 BLUEWALKER 3
    Semimajor Axis (a) 6829.564 km 6825.078 km
    Eccentricity (e) 0.000131 0.000467
    Inclination (i) 97.2825° 53.2271°
    RAAN 355.4577° 133.1915°
    Perigee Argument 59.6496° 210.0825°
    Mean Anomaly (M) 265.7947° 149.9913°
    Apogee 452.319 km 450.126 km
    Perigee 450.535 km 443.756 km
    Orbit Epoch 2026-10-27T06:00:04+0000 2026-10-27T06:27:48+0000

    STARLINK-4397 & BLUEWALKER 3 Collision Probability (Pc) Trend

    STARLINK-4397 & BLUEWALKER 3 Collision Probability (Pc) TrendNot Available

    STARLINK-4397 & BLUEWALKER 3 Miss Distance (Miss Distance) Trend

    STARLINK-4397 & BLUEWALKER 3 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4397Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    BLUEWALKER 3Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4397Collision Probability Trend

    Object 1 Probability TrendNot Available

    BLUEWALKER 3Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4397

    No nearby objects data