Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.006863E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T23:55:37+0800
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    1 Object 1

    AOE ID 52704
    NORAD ID 52704
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66221
    NORAD ID 66221
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3999 STARLINK-35704
    Time of Closest Approach 2026-10-22T22:16:46+0000
    Collision Probability (Pc) 1.006863E-6
    Conjunction Distance (km) 2.788 km
    Relative Speed (km/s) 7.606 km/s
    Conjunction Risk Parameters R (Radial): 1.983 | I (In-track): 1.7 | C (Cross-track): 0.976
    Collision Risk Index (CRI) 0.35
    X Position (km) 2606.416 2608.806
    Position Y (km) -3939.161 -3939.223
    Position Z (km) 4934.805 4936.237
    Velocity X (km/s) 7.045 4.006
    Velocity Y (km/s) 1.364 5.952
    Velocity Z (km/s) -2.625 2.625

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3999 STARLINK-35704
    Semimajor Axis (a) 6837.873 km 6840.864 km
    Eccentricity (e) 0.000107 0.000177
    Inclination (i) 53.1586° 53.1589°
    RAAN 188.8721° 267.2363°
    Perigee Argument 86.6838° 80.6984°
    Mean Anomaly (M) 273.4287° 279.4219°
    Apogee 460.465 km 463.938 km
    Perigee 459.007 km 461.516 km
    Orbit Epoch 2026-10-19T23:28:44+0000 2026-10-19T15:50:31+0000

    STARLINK-3999 & STARLINK-35704 Collision Probability (Pc) Trend

    STARLINK-3999 & STARLINK-35704 Collision Probability (Pc) TrendNot Available

    STARLINK-3999 & STARLINK-35704 Miss Distance (Miss Distance) Trend

    STARLINK-3999 & STARLINK-35704 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3999Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35704Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3999Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35704Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3999

    No nearby objects data