Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.797921E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T11:20:45+0800
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    1 Object 1

    AOE ID 52873
    NORAD ID 52873
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 64923
    NORAD ID 64923
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4211 STARLINK-34643
    Time of Closest Approach 2026-10-21T21:42:06+0000
    Collision Probability (Pc) 8.797921E-7
    Conjunction Distance (km) 2.557 km
    Relative Speed (km/s) 4.761 km/s
    Conjunction Risk Parameters R (Radial): 0.92 | I (In-track): 2.265 | C (Cross-track): 0.749
    Collision Risk Index (CRI) 0.34
    X Position (km) -2394.282 -2391.978
    Position Y (km) 3588.109 3588.953
    Position Z (km) 5300.045 5299.328
    Velocity X (km/s) -5.013 -7.065
    Velocity Y (km/s) -5.565 -2.489
    Velocity Z (km/s) 1.499 -1.5

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4211 STARLINK-34643
    Semimajor Axis (a) 6840.864 km 6840.870 km
    Eccentricity (e) 0.000064 0.000150
    Inclination (i) 53.1573° 53.1587°
    RAAN 67.0251° 23.0576°
    Perigee Argument 65.6994° 105.3328°
    Mean Anomaly (M) 294.4076° 254.7840°
    Apogee 463.168 km 463.758 km
    Perigee 462.286 km 461.708 km
    Orbit Epoch 2026-10-19T16:13:21+0000 2026-10-19T06:43:19+0000

    STARLINK-4211 & STARLINK-34643 Collision Probability (Pc) Trend

    STARLINK-4211 & STARLINK-34643 Collision Probability (Pc) TrendNot Available

    STARLINK-4211 & STARLINK-34643 Miss Distance (Miss Distance) Trend

    STARLINK-4211 & STARLINK-34643 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4211Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34643Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4211Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34643Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4211

    No nearby objects data