Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    4.541278E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-01T11:00:25+0800
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    1 Object 1

    AOE ID 54869
    NORAD ID 54869
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 58210
    NORAD ID 58210
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5402 STARLINK-30846
    Time of Closest Approach 2026-09-01T04:42:49+0000
    Collision Probability (Pc) 4.541278E-6
    Conjunction Distance (km) 1.41 km
    Relative Speed (km/s) 6.169 km/s
    Conjunction Risk Parameters R (Radial): -0.167 | I (In-track): -1.282 | C (Cross-track): 0.561
    Collision Risk Index (CRI) 0.48
    X Position (km) 5053.851 5054.514
    Position Y (km) -2126.134 -2124.895
    Position Z (km) 4115.778 4115.883
    Velocity X (km/s) 4.414 0.995
    Velocity Y (km/s) 5.712 7.15
    Velocity Z (km/s) -2.464 2.464

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5402 STARLINK-30846
    Semimajor Axis (a) 6860.734 km 6861.204 km
    Eccentricity (e) 0.000171 0.000124
    Inclination (i) 43.0003° 43.0005°
    RAAN 217.6181° 287.2937°
    Perigee Argument 237.3442° 282.6094°
    Mean Anomaly (M) 122.7244° 77.4619°
    Apogee 483.774 km 483.917 km
    Perigee 481.420 km 482.217 km
    Orbit Epoch 2026-08-30T23:57:14+0000 2026-08-31T12:45:08+0000

    STARLINK-5402 & STARLINK-30846 Collision Probability (Pc) Trend

    STARLINK-5402 & STARLINK-30846 Collision Probability (Pc) TrendNot Available

    STARLINK-5402 & STARLINK-30846 Miss Distance (Miss Distance) Trend

    STARLINK-5402 & STARLINK-30846 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5402Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30846Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5402Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30846Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5402

    No nearby objects data