Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.337595E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T15:57:18+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 52641
    NORAD ID 52641
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 67662
    NORAD ID 67662
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3991 STARLINK-36700
    Time of Closest Approach 2026-09-05T09:10:31+0000
    Collision Probability (Pc) 1.337595E-6
    Conjunction Distance (km) 2.837 km
    Relative Speed (km/s) 13.048 km/s
    Conjunction Risk Parameters R (Radial): -2.655 | I (In-track): 0.522 | C (Cross-track): 0.848
    Collision Risk Index (CRI) 0.38
    X Position (km) 72.59 73.284
    Position Y (km) -4260.787 -4258.592
    Position Z (km) 5351.702 5350.045
    Velocity X (km/s) 7.378 -1.655
    Velocity Y (km/s) -1.487 5.826
    Velocity Z (km/s) -1.281 4.648

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3991 STARLINK-36700
    Semimajor Axis (a) 6848.858 km 6843.695 km
    Eccentricity (e) 0.000127 0.000133
    Inclination (i) 53.1596° 97.2852°
    RAAN 172.0099° 278.5514°
    Perigee Argument 88.9374° 117.3585°
    Mean Anomaly (M) 271.1772° 242.7793°
    Apogee 471.589 km 466.467 km
    Perigee 469.853 km 464.649 km
    Orbit Epoch 2026-09-03T01:55:18+0000 2026-09-03T16:13:49+0000

    STARLINK-3991 & STARLINK-36700 Collision Probability (Pc) Trend

    STARLINK-3991 & STARLINK-36700 Collision Probability (Pc) TrendNot Available

    STARLINK-3991 & STARLINK-36700 Miss Distance (Miss Distance) Trend

    STARLINK-3991 & STARLINK-36700 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3991Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36700Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3991Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36700Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3991

    No nearby objects data