Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.453341E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T03:35:41+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53541
    NORAD ID 53541
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69725
    NORAD ID 69725
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4485 STARLINK-38021
    Time of Closest Approach 2026-10-19T20:05:55+0000
    Collision Probability (Pc) 1.453341E-6
    Conjunction Distance (km) 2.812 km
    Relative Speed (km/s) 14.749 km/s
    Conjunction Risk Parameters R (Radial): 2.518 | I (In-track): 0.307 | C (Cross-track): 1.213
    Collision Risk Index (CRI) 0.38
    X Position (km) 5865.48 5868.271
    Position Y (km) -3418.071 -3418.365
    Position Z (km) -877.999 -877.837
    Velocity X (km/s) 1.654 0.34
    Velocity Y (km/s) 4.375 -1.326
    Velocity Z (km/s) -6.032 7.507

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4485 STARLINK-38021
    Semimajor Axis (a) 6843.368 km 6843.618 km
    Eccentricity (e) 0.000127 0.000169
    Inclination (i) 53.1600° 97.2840°
    RAAN 148.0166° 328.0607°
    Perigee Argument 86.1912° 100.9590°
    Mean Anomaly (M) 273.9235° 259.1842°
    Apogee 466.100 km 466.635 km
    Perigee 464.362 km 464.327 km
    Orbit Epoch 2026-10-19T00:30:30+0000 2026-10-19T01:20:17+0000

    STARLINK-4485 & STARLINK-38021 Collision Probability (Pc) Trend

    STARLINK-4485 & STARLINK-38021 Collision Probability (Pc) TrendNot Available

    STARLINK-4485 & STARLINK-38021 Miss Distance (Miss Distance) Trend

    STARLINK-4485 & STARLINK-38021 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4485Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-38021Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4485Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-38021Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4485

    No nearby objects data