Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.45534E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T14:13:55+0800
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    1 Object 1

    AOE ID 53277
    NORAD ID 53277
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 64862
    NORAD ID 64862
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4178 STARLINK-34684
    Time of Closest Approach 2026-09-07T17:55:25+0000
    Collision Probability (Pc) 9.45534E-7
    Conjunction Distance (km) 2.733 km
    Relative Speed (km/s) 6.478 km/s
    Conjunction Risk Parameters R (Radial): 2.659 | I (In-track): -0.572 | C (Cross-track): -0.263
    Collision Risk Index (CRI) 0.35
    X Position (km) 832.842 832.66
    Position Y (km) -6068.957 -6066.31
    Position Z (km) -3071.664 -3071.012
    Velocity X (km/s) 4.722 -1.53
    Velocity Y (km/s) 3.204 3.201
    Velocity Z (km/s) -5.058 -6.75

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4178 STARLINK-34684
    Semimajor Axis (a) 6848.853 km 6843.693 km
    Eccentricity (e) 0.000101 0.000216
    Inclination (i) 53.1588° 97.2824°
    RAAN 93.2329° 98.6268°
    Perigee Argument 74.7268° 93.2142°
    Mean Anomaly (M) 285.3845° 266.9347°
    Apogee 471.410 km 467.032 km
    Perigee 470.022 km 464.080 km
    Orbit Epoch 2026-09-03T23:43:56+0000 2026-09-04T20:07:02+0000

    STARLINK-4178 & STARLINK-34684 Collision Probability (Pc) Trend

    STARLINK-4178 & STARLINK-34684 Collision Probability (Pc) TrendNot Available

    STARLINK-4178 & STARLINK-34684 Miss Distance (Miss Distance) Trend

    STARLINK-4178 & STARLINK-34684 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4178Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34684Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4178Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34684Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4178

    No nearby objects data