Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    9.617597E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T00:51:29+0800
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    1 Object 1

    AOE ID 57442
    NORAD ID 57442
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 58359
    NORAD ID 58359
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30146 STARLINK-30878
    Time of Closest Approach 2026-09-12T20:07:17+0000
    Collision Probability (Pc) 9.617597E-6
    Conjunction Distance (km) 1.178 km
    Relative Speed (km/s) 7.603 km/s
    Conjunction Risk Parameters R (Radial): 0.071 | I (In-track): 1.022 | C (Cross-track): -0.58
    Collision Risk Index (CRI) 0.55
    X Position (km) -2892.47 -2891.483
    Position Y (km) -5017.211 -5017.853
    Position Z (km) -3682.96 -3682.992
    Velocity X (km/s) 4.704 6.74
    Velocity Y (km/s) -5.065 -1.531
    Velocity Z (km/s) 3.208 -3.208

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30146 STARLINK-30878
    Semimajor Axis (a) 6861.135 km 6861.383 km
    Eccentricity (e) 0.000129 0.000146
    Inclination (i) 43.0034° 43.0048°
    RAAN 292.6169° 32.4043°
    Perigee Argument 279.1120° 247.4275°
    Mean Anomaly (M) 80.9586° 112.6422°
    Apogee 483.884 km 484.246 km
    Perigee 482.112 km 482.246 km
    Orbit Epoch 2026-09-11T03:32:50+0000 2026-09-10T02:46:10+0000

    STARLINK-30146 & STARLINK-30878 Collision Probability (Pc) Trend

    STARLINK-30146 & STARLINK-30878 Collision Probability (Pc) TrendNot Available

    STARLINK-30146 & STARLINK-30878 Miss Distance (Miss Distance) Trend

    STARLINK-30146 & STARLINK-30878 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30146Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30878Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30146Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30878Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30146

    No nearby objects data