Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.646187E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T03:21:11+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 51966
    NORAD ID 51966
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 64879
    NORAD ID 64879
    Object Type UNKNOWN
    Country
    TBD TBD

    Conjunction Constraints

    Parameter STARLINK-3699 OBJECT D
    Time of Closest Approach 2026-10-19T21:31:00+0000
    Collision Probability (Pc) 1.646187E-6
    Conjunction Distance (km) 2.591 km
    Relative Speed (km/s) 14.733 km/s
    Conjunction Risk Parameters R (Radial): -1.572 | I (In-track): -0.542 | C (Cross-track): 1.986
    Collision Risk Index (CRI) 0.39
    X Position (km) 682.828 684.538
    Position Y (km) 6615.435 6613.532
    Position Z (km) 1630.937 1631.338
    Velocity X (km/s) -4.833 1.203
    Velocity Y (km/s) -0.948 1.704
    Velocity Z (km/s) 5.831 -7.343

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3699 OBJECT D
    Semimajor Axis (a) 6848.875 km 6846.968 km
    Eccentricity (e) 0.000116 0.000959
    Inclination (i) 53.1602° 97.4726°
    RAAN 77.1737° 261.6216°
    Perigee Argument 92.8434° 95.8501°
    Mean Anomaly (M) 267.2701° 264.3835°
    Apogee 471.532 km 475.399 km
    Perigee 469.944 km 462.263 km
    Orbit Epoch 2026-10-19T02:38:58+0000 2026-10-19T06:41:26+0000

    STARLINK-3699 & OBJECT D Collision Probability (Pc) Trend

    STARLINK-3699 & OBJECT D Collision Probability (Pc) TrendNot Available

    STARLINK-3699 & OBJECT D Miss Distance (Miss Distance) Trend

    STARLINK-3699 & OBJECT D Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3699Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OBJECT DMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3699Collision Probability Trend

    Object 1 Probability TrendNot Available

    OBJECT DCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3699

    No nearby objects data