Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.953918E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T20:49:09+0800
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    1 Object 1

    AOE ID 53009
    NORAD ID 53009
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 64948
    NORAD ID 64948
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4277 STARLINK-34630
    Time of Closest Approach 2026-09-14T07:48:01+0000
    Collision Probability (Pc) 1.953918E-6
    Conjunction Distance (km) 2.357 km
    Relative Speed (km/s) 14.671 km/s
    Conjunction Risk Parameters R (Radial): 0.372 | I (In-track): 0.655 | C (Cross-track): 2.233
    Collision Risk Index (CRI) 0.41
    X Position (km) -2434.251 -2436.208
    Position Y (km) 5841.503 5840.673
    Position Z (km) 2582.836 2583.853
    Velocity X (km/s) -5.415 2.071
    Velocity Y (km/s) 0.136 -2.248
    Velocity Z (km/s) -5.388 7.002

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4277 STARLINK-34630
    Semimajor Axis (a) 6837.864 km 6871.458 km
    Eccentricity (e) 0.000102 0.000147
    Inclination (i) 53.1603° 97.2846°
    RAAN 320.3228° 113.6857°
    Perigee Argument 78.9845° 76.4475°
    Mean Anomaly (M) 281.1272° 146.5247°
    Apogee 460.426 km 494.328 km
    Perigee 459.028 km 492.314 km
    Orbit Epoch 2026-09-12T05:09:05+0000 2026-09-12T08:00:02+0000

    STARLINK-4277 & STARLINK-34630 Collision Probability (Pc) Trend

    STARLINK-4277 & STARLINK-34630 Collision Probability (Pc) TrendNot Available

    STARLINK-4277 & STARLINK-34630 Miss Distance (Miss Distance) Trend

    STARLINK-4277 & STARLINK-34630 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4277Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34630Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4277Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34630Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4277

    No nearby objects data