Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.597731E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-29T01:05:18+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53531
    NORAD ID 53531
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 67799
    NORAD ID 67799
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4487 STARLINK-36804
    Time of Closest Approach 2026-10-30T11:57:01+0000
    Collision Probability (Pc) 1.597731E-6
    Conjunction Distance (km) 2.173 km
    Relative Speed (km/s) 7.931 km/s
    Conjunction Risk Parameters R (Radial): -1.994 | I (In-track): -0.735 | C (Cross-track): 0.451
    Collision Risk Index (CRI) 0.39
    X Position (km) 2788.753 2787.963
    Position Y (km) -4326.581 -4325.938
    Position Z (km) -4524.662 -4522.743
    Velocity X (km/s) 3.475 -3.766
    Velocity Y (km/s) 5.843 3.469
    Velocity Z (km/s) -3.448 -5.646

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4487 STARLINK-36804
    Semimajor Axis (a) 6848.935 km 6843.695 km
    Eccentricity (e) 0.000114 0.000266
    Inclination (i) 53.1580° 97.2823°
    RAAN 93.5997° 126.5775°
    Perigee Argument 73.3757° 93.3585°
    Mean Anomaly (M) 320.0250° 266.7961°
    Apogee 471.579 km 467.376 km
    Perigee 470.017 km 463.740 km
    Orbit Epoch 2026-10-27T22:00:02+0000 2026-10-27T18:46:41+0000

    STARLINK-4487 & STARLINK-36804 Collision Probability (Pc) Trend

    STARLINK-4487 & STARLINK-36804 Collision Probability (Pc) TrendNot Available

    STARLINK-4487 & STARLINK-36804 Miss Distance (Miss Distance) Trend

    STARLINK-4487 & STARLINK-36804 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4487Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36804Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4487Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36804Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4487

    No nearby objects data