Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.328298E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T00:08:43+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 51865
    NORAD ID 51865
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 65371
    NORAD ID 65371
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3503 STARLINK-34869
    Time of Closest Approach 2026-09-12T05:18:31+0000
    Collision Probability (Pc) 1.328298E-6
    Conjunction Distance (km) 2.7 km
    Relative Speed (km/s) 11.418 km/s
    Conjunction Risk Parameters R (Radial): 2.671 | I (In-track): -0.268 | C (Cross-track): -0.287
    Collision Risk Index (CRI) 0.37
    X Position (km) 4630.85 4632.916
    Position Y (km) 4070.795 4072.088
    Position Z (km) 2948.731 2949.891
    Velocity X (km/s) -1.496 -5.207
    Velocity Y (km/s) 5.445 2.182
    Velocity Z (km/s) -5.147 5.146

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3503 STARLINK-34869
    Semimajor Axis (a) 6837.864 km 6840.818 km
    Eccentricity (e) 0.000132 0.000125
    Inclination (i) 53.1576° 53.1603°
    RAAN 247.9425° 27.6406°
    Perigee Argument 77.8842° 84.4674°
    Mean Anomaly (M) 282.2308° 275.6471°
    Apogee 460.627 km 463.537 km
    Perigee 458.827 km 461.825 km
    Orbit Epoch 2026-09-11T00:33:00+0000 2026-09-10T15:39:00+0000

    STARLINK-3503 & STARLINK-34869 Collision Probability (Pc) Trend

    STARLINK-3503 & STARLINK-34869 Collision Probability (Pc) TrendNot Available

    STARLINK-3503 & STARLINK-34869 Miss Distance (Miss Distance) Trend

    STARLINK-3503 & STARLINK-34869 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3503Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34869Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3503Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34869Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3503

    No nearby objects data