Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.359642E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T03:50:32+0800
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    1 Object 1

    AOE ID 53803
    NORAD ID 53803
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 67860
    NORAD ID 67860
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4727 STARLINK-35873
    Time of Closest Approach 2026-10-21T21:02:30+0000
    Collision Probability (Pc) 9.359642E-7
    Conjunction Distance (km) 2.816 km
    Relative Speed (km/s) 6.837 km/s
    Conjunction Risk Parameters R (Radial): -1.125 | I (In-track): -2.307 | C (Cross-track): 1.156
    Collision Risk Index (CRI) 0.34
    X Position (km) 4563.456 4562.467
    Position Y (km) -420.756 -423.257
    Position Z (km) 5069.234 5068.4
    Velocity X (km/s) -1.899 3.158
    Velocity Y (km/s) 7.036 6.57
    Velocity Z (km/s) 2.288 -2.288

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4727 STARLINK-35873
    Semimajor Axis (a) 6840.852 km 6840.840 km
    Eccentricity (e) 0.000104 0.000245
    Inclination (i) 53.1577° 53.1569°
    RAAN 311.8544° 243.0145°
    Perigee Argument 66.8458° 80.5035°
    Mean Anomaly (M) 293.2654° 279.6245°
    Apogee 463.429 km 464.381 km
    Perigee 462.001 km 461.025 km
    Orbit Epoch 2026-10-19T01:31:38+0000 2026-10-19T06:01:42+0000

    STARLINK-4727 & STARLINK-35873 Collision Probability (Pc) Trend

    STARLINK-4727 & STARLINK-35873 Collision Probability (Pc) TrendNot Available

    STARLINK-4727 & STARLINK-35873 Miss Distance (Miss Distance) Trend

    STARLINK-4727 & STARLINK-35873 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4727Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35873Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4727Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35873Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4727

    No nearby objects data