Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.854424E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T20:39:46+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 55450
    NORAD ID 55450
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 57880
    NORAD ID 57880
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5686 STARLINK-30436
    Time of Closest Approach 2026-10-28T22:24:40+0000
    Collision Probability (Pc) 3.854424E-6
    Conjunction Distance (km) 1.352 km
    Relative Speed (km/s) 3.896 km/s
    Conjunction Risk Parameters R (Radial): 0.918 | I (In-track): -0.958 | C (Cross-track): -0.254
    Collision Risk Index (CRI) 0.47
    X Position (km) 4871.381 4871.688
    Position Y (km) -1796.705 -1797.876
    Position Z (km) -4486.676 -4487.277
    Velocity X (km/s) 1.355 3.745
    Velocity Y (km/s) 7.353 6.469
    Velocity Z (km/s) -1.472 1.474

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5686 STARLINK-30436
    Semimajor Axis (a) 6860.979 km 6861.210 km
    Eccentricity (e) 0.000407 0.000220
    Inclination (i) 43.0007° 43.0059°
    RAAN 103.8213° 56.8933°
    Perigee Argument 281.7037° 260.9226°
    Mean Anomaly (M) 78.3358° 99.1377°
    Apogee 485.633 km 484.581 km
    Perigee 480.051 km 481.565 km
    Orbit Epoch 2026-10-26T19:05:33+0000 2026-10-27T07:30:01+0000

    STARLINK-5686 & STARLINK-30436 Collision Probability (Pc) Trend

    STARLINK-5686 & STARLINK-30436 Collision Probability (Pc) TrendNot Available

    STARLINK-5686 & STARLINK-30436 Miss Distance (Miss Distance) Trend

    STARLINK-5686 & STARLINK-30436 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5686Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30436Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5686Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30436Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5686

    No nearby objects data