Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.409802E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T07:55:41+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53561
    NORAD ID 53561
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69821
    NORAD ID 69821
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4563 STARLINK-37561
    Time of Closest Approach 2026-10-20T18:31:19+0000
    Collision Probability (Pc) 1.409802E-6
    Conjunction Distance (km) 2.256 km
    Relative Speed (km/s) 7.347 km/s
    Conjunction Risk Parameters R (Radial): -0.618 | I (In-track): 1.904 | C (Cross-track): 1.042
    Collision Risk Index (CRI) 0.38
    X Position (km) 2136.25 2138.374
    Position Y (km) 4170.406 4169.795
    Position Z (km) -4990.909 -4991.357
    Velocity X (km/s) -4.725 -7.167
    Velocity Y (km/s) 5.43 0.667
    Velocity Z (km/s) 2.517 -2.516

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4563 STARLINK-37561
    Semimajor Axis (a) 6840.890 km 6840.777 km
    Eccentricity (e) 0.000076 0.000240
    Inclination (i) 53.1642° 53.1573°
    RAAN 121.5873° 197.9791°
    Perigee Argument 51.1641° 92.5507°
    Mean Anomaly (M) 308.9430° 267.5771°
    Apogee 463.275 km 464.285 km
    Perigee 462.231 km 460.995 km
    Orbit Epoch 2026-10-19T13:06:19+0000 2026-10-19T00:48:50+0000

    STARLINK-4563 & STARLINK-37561 Collision Probability (Pc) Trend

    STARLINK-4563 & STARLINK-37561 Collision Probability (Pc) TrendNot Available

    STARLINK-4563 & STARLINK-37561 Miss Distance (Miss Distance) Trend

    STARLINK-4563 & STARLINK-37561 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4563Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37561Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4563Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37561Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4563

    No nearby objects data