Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.165894E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-13T00:47:30+0800
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    1 Object 1

    AOE ID 43778
    NORAD ID 43778
    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 SPAWAR-CAL-OR STARLINK-34630
    Time of Closest Approach 2026-09-12T23:25:11+0000
    Collision Probability (Pc) 2.165894E-6
    Conjunction Distance (km) 2.261 km
    Relative Speed (km/s) 15.087 km/s
    Conjunction Risk Parameters R (Radial): -1.108 | I (In-track): -0.283 | C (Cross-track): -1.949
    Collision Risk Index (CRI) 0.42
    X Position (km) 2837.788 2839.059
    Position Y (km) -5220.749 -5218.961
    Position Z (km) 3429.728 3429.181
    Velocity X (km/s) -2.797 0.826
    Velocity Y (km/s) 2.78 -3.854
    Velocity Z (km/s) 6.53 -6.527

    Orbital Parameters 国际轨道数据源

    Parameter SPAWAR-CAL-OR STARLINK-34630
    Semimajor Axis (a) 6869.934 km 6871.458 km
    Eccentricity (e) 0.001130 0.000147
    Inclination (i) 97.3712° 97.2846°
    RAAN 301.9669° 113.6857°
    Perigee Argument 19.4943° 76.4475°
    Mean Anomaly (M) 340.6725° 146.5247°
    Apogee 499.558 km 494.328 km
    Perigee 484.036 km 492.314 km
    Orbit Epoch 2026-09-12T02:48:40+0000 2026-09-12T08:00:02+0000

    SPAWAR-CAL-OR & STARLINK-34630 Collision Probability (Pc) Trend

    SPAWAR-CAL-OR & STARLINK-34630 Collision Probability (Pc) TrendNot Available

    SPAWAR-CAL-OR & STARLINK-34630 Miss Distance (Miss Distance) Trend

    SPAWAR-CAL-OR & STARLINK-34630 Miss Distance (Miss Distance) TrendNot Available

    SPAWAR-CAL-ORMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34630Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SPAWAR-CAL-ORCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34630Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SPAWAR-CAL-OR

    No nearby objects data