Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.431883E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T03:41:07+0800
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    1 Object 1

    AOE ID 53670
    NORAD ID 53670
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 53836
    NORAD ID 53836
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4459 STARLINK-4778
    Time of Closest Approach 2026-10-20T19:09:34+0000
    Collision Probability (Pc) 1.431883E-6
    Conjunction Distance (km) 2.832 km
    Relative Speed (km/s) 14.628 km/s
    Conjunction Risk Parameters R (Radial): -2.831 | I (In-track): -0.014 | C (Cross-track): 0.028
    Collision Risk Index (CRI) 0.38
    X Position (km) 6168.776 6171.335
    Position Y (km) -711.312 -711.577
    Position Z (km) 2874.712 2875.895
    Velocity X (km/s) 3.043 -1.822
    Velocity Y (km/s) -1.424 5.287
    Velocity Z (km/s) -6.855 5.197

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4459 STARLINK-4778
    Semimajor Axis (a) 6843.693 km 6848.872 km
    Eccentricity (e) 0.000188 0.000122
    Inclination (i) 97.2848° 53.1598°
    RAAN 167.5555° 340.7375°
    Perigee Argument 87.9941° 85.4529°
    Mean Anomaly (M) 272.1516° 274.6612°
    Apogee 466.840 km 471.572 km
    Perigee 464.272 km 469.898 km
    Orbit Epoch 2026-10-18T06:58:26+0000 2026-10-19T03:52:18+0000

    STARLINK-4459 & STARLINK-4778 Collision Probability (Pc) Trend

    STARLINK-4459 & STARLINK-4778 Collision Probability (Pc) TrendNot Available

    STARLINK-4459 & STARLINK-4778 Miss Distance (Miss Distance) Trend

    STARLINK-4459 & STARLINK-4778 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4459Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4778Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4459Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4778Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4459

    No nearby objects data