Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    5.617744E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-31T04:13:54+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 56884
    NORAD ID 56884
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 57901
    NORAD ID 57901
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5515 STARLINK-30472
    Time of Closest Approach 2026-10-31T16:01:00+0000
    Collision Probability (Pc) 5.617744E-6
    Conjunction Distance (km) 1.447 km
    Relative Speed (km/s) 9.588 km/s
    Conjunction Risk Parameters R (Radial): 0.262 | I (In-track): -1.11 | C (Cross-track): -0.889
    Collision Risk Index (CRI) 0.5
    X Position (km) -5278.958 -5277.941
    Position Y (km) -3702.393 -3703.418
    Position Z (km) 2338.042 2337.947
    Velocity X (km/s) 4.749 2.065
    Velocity Y (km/s) -3.916 -5.798
    Velocity Z (km/s) 4.505 -4.505

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5515 STARLINK-30472
    Semimajor Axis (a) 6861.164 km 6861.239 km
    Eccentricity (e) 0.000110 0.000191
    Inclination (i) 43.0012° 43.0044°
    RAAN 202.5066° 68.3156°
    Perigee Argument 254.2546° 282.2678°
    Mean Anomaly (M) 118.3891° 209.3802°
    Apogee 483.785 km 484.414 km
    Perigee 482.269 km 481.790 km
    Orbit Epoch 2026-10-29T20:00:02+0000 2026-10-29T20:00:02+0000

    STARLINK-5515 & STARLINK-30472 Collision Probability (Pc) Trend

    STARLINK-5515 & STARLINK-30472 Collision Probability (Pc) TrendNot Available

    STARLINK-5515 & STARLINK-30472 Miss Distance (Miss Distance) Trend

    STARLINK-5515 & STARLINK-30472 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5515Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30472Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5515Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30472Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5515

    No nearby objects data